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codeforces-1000

★ 94 Open GitHub ↗

List of short Codeforces problems with a statement of 1000 characters or less.

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# Short Codeforces Problems

**1549+ problems with statements under 1000 characters**

*Updated: 2026-04-21*

Have fun :)

## Problem Lists

| Skill Level | Problems |
|:---:|:---:|
| Newbie | [800](#800) (246) • [900](#900) (54) • [1000](#1000) (71) • [1100](#1100) (79) |
| Pupil | [1200](#1200) (81) • [1300](#1300) (59) |
| Specialist | [1400](#1400) (71) • [1500](#1500) (57) |
| Expert | [1600](#1600) (91) • [1700](#1700) (63) • [1800](#1800) (69) |
| Candidate Master | [1900](#1900) (85) • [2000](#2000) (56) |
| Master | [2100](#2100) (56) • [2200](#2200) (57) |
| International Master | [2300](#2300) (52) |
| Grandmaster | [2400](#2400) (58) • [2500](#2500) (49) |
| International GM | [2600](#2600) (34) • [2700](#2700) (30) • [2800](#2800) (23) • [2900](#2900) (26) |
| Legendary GM | [3000](#3000) (22) • [3100](#3100) (23) • [3200](#3200) (10) • [3300](#3300) (6) • [3400](#3400) (5) • [3500](#3500) (16) |

## Updating the List

Codeforces blocks raw HTTP scraping with Cloudflare (confirmed 2026). Use Chrome:

```bash
python annual_update.py --statement-fetcher chrome
```

Chrome setup:
1. Open Chrome and log into Codeforces
2. When asked, allow terminal to control Google Chrome

<details open>
 <summary>Rating 800</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|14A|<a href="https://codeforces.com/problemset/problem/14/A" target="_blank">Letter</a>|800|
|2|16A|<a href="https://codeforces.com/problemset/problem/16/A" target="_blank">Flag</a>|800|
|3|22A|<a href="https://codeforces.com/problemset/problem/22/A" target="_blank">Second Order Statistics</a>|800|
|4|32A|<a href="https://codeforces.com/problemset/problem/32/A" target="_blank">Reconnaissance</a>|800|
|5|32B|<a href="https://codeforces.com/problemset/problem/32/B" target="_blank">Borze</a>|800|
|6|34A|<a href="https://codeforces.com/problemset/problem/34/A" target="_blank">Reconnaissance 2</a>|800|
|7|38A|<a href="https://codeforces.com/problemset/problem/38/A" target="_blank">Army</a>|800|
|8|41A|<a href="https://codeforces.com/problemset/problem/41/A" target="_blank">Translation</a>|800|
|9|47A|<a href="https://codeforces.com/problemset/problem/47/A" target="_blank">Triangular numbers</a>|800|
|10|49A|<a href="https://codeforces.com/problemset/problem/49/A" target="_blank">Sleuth</a>|800|
|11|50A|<a href="https://codeforces.com/problemset/problem/50/A" target="_blank">Domino piling</a>|800|
|12|59A|<a href="https://codeforces.com/problemset/problem/59/A" target="_blank">Word</a>|800|
|13|112A|<a href="https://codeforces.com/problemset/problem/112/A" target="_blank">Petya and Strings</a>|800|
|14|158A|<a href="https://codeforces.com/problemset/problem/158/A" target="_blank">Next Round</a>|800|
|15|181A|<a href="https://codeforces.com/problemset/problem/181/A" target="_blank">Series of Crimes</a>|800|
|16|214A|<a href="https://codeforces.com/problemset/problem/214/A" target="_blank">System of Equations</a>|800|
|17|228A|<a href="https://codeforces.com/problemset/problem/228/A" target="_blank">Is your horseshoe on the other hoof?</a>|800|
|18|266A|<a href="https://codeforces.com/problemset/problem/266/A" target="_blank">Stones on the Table</a>|800|
|19|271A|<a href="https://codeforces.com/problemset/problem/271/A" target="_blank">Beautiful Year</a>|800|
|20|281A|<a href="https://codeforces.com/problemset/problem/281/A" target="_blank">Word Capitalization</a>|800|
|21|339A|<a href="https://codeforces.com/problemset/problem/339/A" target="_blank">Helpful Maths</a>|800|
|22|384A|<a href="https://codeforces.com/problemset/problem/384/A" target="_blank">Coder</a>|800|
|23|386A|<a href="https://codeforces.com/problemset/problem/386/A" target="_blank">Second-Price Auction</a>|800|
|24|411A|<a href="https://codeforces.com/problemset/problem/411/A" target="_blank">Password Check</a>|800|
|25|421A|<a href="https://codeforces.com/problemset/problem/421/A" target="_blank">Pasha and Hamsters</a>|800|
|26|426A|<a href="https://codeforces.com/problemset/problem/426/A" target="_blank">Sereja and Mugs</a>|800|
|27|440A|<a href="https://codeforces.com/problemset/problem/440/A" target="_blank">Forgotten Episode</a>|800|
|28|443A|<a href="https://codeforces.com/problemset/problem/443/A" target="_blank">Anton and Letters</a>|800|
|29|454A|<a href="https://codeforces.com/problemset/problem/454/A" target="_blank">Little Pony and Crystal Mine</a>|800|
|30|467A|<a href="https://codeforces.com/problemset/problem/467/A" target="_blank">George and Accommodation</a>|800|
|31|469A|<a href="https://codeforces.com/problemset/problem/469/A" target="_blank">I Wanna Be the Guy</a>|800|
|32|472A|<a href="https://codeforces.com/problemset/problem/472/A" target="_blank">Design Tutorial: Learn from Math</a>|800|
|33|486A|<a href="https://codeforces.com/problemset/problem/486/A" target="_blank">Calculating Function</a>|800|
|34|492A|<a href="https://codeforces.com/problemset/problem/492/A" target="_blank">Vanya and Cubes</a>|800|
|35|520A|<a href="https://codeforces.com/problemset/problem/520/A" target="_blank">Pangram</a>|800|
|36|546A|<a href="https://codeforces.com/problemset/problem/546/A" target="_blank">Soldier and Bananas</a>|800|
|37|581A|<a href="https://codeforces.com/problemset/problem/581/A" target="_blank">Vasya the Hipster</a>|800|
|38|609A|<a href="https://codeforces.com/problemset/problem/609/A" target="_blank">Флеш-карты</a>|800|
|39|615A|<a href="https://codeforces.com/problemset/problem/615/A" target="_blank">Bulbs</a>|800|
|40|630A|<a href="https://codeforces.com/problemset/problem/630/A" target="_blank">Again Twenty Five!</a>|800|
|41|648B|<a href="https://codeforces.com/problemset/problem/648/B" target="_blank">Собери стол</a>|800|
|42|678A|<a href="https://codeforces.com/problemset/problem/678/A" target="_blank">Johny Likes Numbers</a>|800|
|43|701A|<a href="https://codeforces.com/problemset/problem/701/A" target="_blank">Cards</a>|800|
|44|702A|<a href="https://codeforces.com/problemset/problem/702/A" target="_blank">Maximum Increase</a>|800|
|45|705A|<a href="https://codeforces.com/problemset/problem/705/A" target="_blank">Hulk</a>|800|
|46|710A|<a href="https://codeforces.com/problemset/problem/710/A" target="_blank">King Moves</a>|800|
|47|734A|<a href="https://codeforces.com/problemset/problem/734/A" target="_blank">Anton and Danik</a>|800|
|48|749A|<a href="https://codeforces.com/problemset/problem/749/A" target="_blank">Bachgold Problem</a>|800|
|49|802G|<a href="https://codeforces.com/problemset/problem/802/G" target="_blank">Fake News (easy)</a>|800|
|50|831B|<a href="https://codeforces.com/problemset/problem/831/B" target="_blank">Keyboard Layouts</a>|800|
|51|837A|<a href="https://codeforces.com/problemset/problem/837/A" target="_blank">Text Volume</a>|800|
|52|884A|<a href="https://codeforces.com/problemset/problem/884/A" target="_blank">Book Reading</a>|800|
|53|900A|<a href="https://codeforces.com/problemset/problem/900/A" target="_blank">Find Extra One</a>|800|
|54|965A|<a href="https://codeforces.com/problemset/problem/965/A" target="_blank">Paper Airplanes</a>|800|
|55|977A|<a href="https://codeforces.com/problemset/problem/977/A" target="_blank">Wrong Subtraction</a>|800|
|56|978A|<a href="https://codeforces.com/problemset/problem/978/A" target="_blank">Remove Duplicates</a>|800|
|57|984A|<a href="https://codeforces.com/problemset/problem/984/A" target="_blank">Game</a>|800|
|58|988A|<a href="https://codeforces.com/problemset/problem/988/A" target="_blank">Diverse Team</a>|800|
|59|996A|<a href="https://codeforces.com/problemset/problem/996/A" target="_blank">Hit the Lottery</a>|800|
|60|1003A|<a href="https://codeforces.com/problemset/problem/1003/A" target="_blank">Polycarp's Pockets</a>|800|
|61|1005A|<a href="https://codeforces.com/problemset/problem/1005/A" target="_blank">Tanya and Stairways</a>|800|
|62|1028A|<a href="https://codeforces.com/problemset/problem/1028/A" target="_blank">Find Square</a>|800|
|63|1030A|<a href="https://codeforces.com/problemset/problem/1030/A" target="_blank">In Search of an Easy Problem</a>|800|
|64|1047A|<a href="https://codeforces.com/problemset/problem/1047/A" target="_blank">Little C Loves 3 I</a>|800|
|65|1056A|<a href="https://codeforces.com/problemset/problem/1056/A" target="_blank">Determine Line</a>|800|
|66|1061A|<a href="https://codeforces.com/problemset/problem/1061/A" target="_blank">Coins</a>|800|
|67|1065A|<a href="https://codeforces.com/problemset/problem/1065/A" target="_blank">Vasya and Chocolate</a>|800|
|68|1080A|<a href="https://codeforces.com/problemset/problem/1080/A" target="_blank">Petya and Origami</a>|800|
|69|1088A|<a href="https://codeforces.com/problemset/problem/1088/A" target="_blank">Ehab and another construction problem</a>|800|
|70|1096A|<a href="https://codeforces.com/problemset/problem/1096/A" target="_blank">Find Divisible</a>|800|
|71|1102A|<a href="https://codeforces.com/problemset/problem/1102/A" target="_blank">Integer Sequence Dividing</a>|800|
|72|1118A|<a href="https://codeforces.com/problemset/problem/1118/A" target="_blank">Water Buying</a>|800|
|73|1154A|<a href="https://codeforces.com/problemset/problem/1154/A" target="_blank">Restoring Three Numbers</a>|800|
|74|1176A|<a href="https://codeforces.com/problemset/problem/1176/A" target="_blank">Divide it!</a>|800|
|75|1183A|<a href="https://codeforces.com/problemset/problem/1183/A" target="_blank">Nearest Interesting Number</a>|800|
|76|1194A|<a href="https://codeforces.com/problemset/problem/1194/A" target="_blank">Remove a Progression</a>|800|
|77|1207A|<a href="https://codeforces.com/problemset/problem/1207/A" target="_blank">There Are Two Types Of Burgers</a>|800|
|78|1220A|<a href="https://codeforces.com/problemset/problem/1220/A" target="_blank">Cards</a>|800|
|79|1228A|<a href="https://codeforces.com/problemset/problem/1228/A" target="_blank">Distinct Digits</a>|800|
|80|1230A|<a href="https://codeforces.com/problemset/problem/1230/A" target="_blank">Dawid and Bags of Candies</a>|800|
|81|1269A|<a href="https://codeforces.com/problemset/problem/1269/A" target="_blank">Equation</a>|800|
|82|1283A|<a href="https://codeforces.com/problemset/problem/1283/A" target="_blank">Minutes Before the New Year</a>|800|
|83|1296A|<a href="https://codeforces.com/problemset/problem/1296/A" target="_blank">Array with Odd Sum</a>|800|
|84|1323A|<a href="https://codeforces.com/problemset/problem/1323/A" target="_blank">Even Subset Sum Problem</a>|800|
|85|1325A|<a href="https://codeforces.com/problemset/problem/1325/A" target="_blank">EhAb AnD gCd</a>|800|
|86|1325B|<a href="https://codeforces.com/problemset/problem/1325/B" target="_blank">CopyCopyCopyCopyCopy</a>|800|
|87|1328A|<a href="https://codeforces.com/problemset/problem/1328/A" target="_blank">Divisibility Problem</a>|800|
|88|1343B|<a href="https://codeforces.com/problemset/problem/1343/B" target="_blank">Balanced Array</a>|800|
|89|1351A|<a href="https://codeforces.com/problemset/problem/1351/A" target="_blank">A+B (Trial Problem)</a>|800|
|90|1352A|<a href="https://codeforces.com/problemset/problem/1352/A" target="_blank">Sum of Round Numbers</a>|800|
|91|1370A|<a href="https://codeforces.com/problemset/problem/1370/A" target="_blank">Maximum GCD</a>|800|
|92|1374A|<a href="https://codeforces.com/problemset/problem/1374/A" target="_blank">Required Remainder</a>|800|
|93|1385A|<a href="https://codeforces.com/problemset/problem/1385/A" target="_blank">Three Pairwise Maximums</a>|800|
|94|1389A|<a href="https://codeforces.com/problemset/problem/1389/A" target="_blank">LCM Problem</a>|800|
|95|1398A|<a href="https://codeforces.com/problemset/problem/1398/A" target="_blank">Bad Triangle</a>|800|
|96|1411A|<a href="https://codeforces.com/problemset/problem/1411/A" target="_blank">In-game Chat</a>|800|
|97|1421A|<a href="https://codeforces.com/problemset/problem/1421/A" target="_blank">XORwice</a>|800|
|98|1422A|<a href="https://codeforces.com/problemset/problem/1422/A" target="_blank">Fence</a>|800|
|99|1436A|<a href="https://codeforces.com/problemset/problem/1436/A" target="_blank">Reorder</a>|800|
|100|1445A|<a href="https://codeforces.com/problemset/problem/1445/A" target="_blank">Array Rearrangment</a>|800|
|101|1454A|<a href="https://codeforces.com/problemset/problem/1454/A" target="_blank">Special Permutation</a>|800|
|102|1454B|<a href="https://codeforces.com/problemset/problem/1454/B" target="_blank">Unique Bid Auction</a>|800|
|103|1472B|<a href="https://codeforces.com/problemset/problem/1472/B" target="_blank">Fair Division</a>|800|
|104|1493A|<a href="https://codeforces.com/problemset/problem/1493/A" target="_blank">Anti-knapsack</a>|800|
|105|1512A|<a href="https://codeforces.com/problemset/problem/1512/A" target="_blank">Spy Detected!</a>|800|
|106|1512B|<a href="https://codeforces.com/problemset/problem/1512/B" target="_blank">Almost Rectangle</a>|800|
|107|1513A|<a href="https://codeforces.com/problemset/problem/1513/A" target="_blank">Array and Peaks</a>|800|
|108|1514A|<a href="https://codeforces.com/problemset/problem/1514/A" target="_blank">Perfectly Imperfect Array</a>|800|
|109|1517A|<a href="https://codeforces.com/problemset/problem/1517/A" target="_blank">Sum of 2050</a>|800|
|110|1520B|<a href="https://codeforces.com/problemset/problem/1520/B" target="_blank">Ordinary Numbers</a>|800|
|111|1526A|<a href="https://codeforces.com/problemset/problem/1526/A" target="_blank">Mean Inequality</a>|800|
|112|1527A|<a href="https://codeforces.com/problemset/problem/1527/A" target="_blank">And Then There Were K</a>|800|
|113|1530A|<a href="https://codeforces.com/problemset/problem/1530/A" target="_blank">Binary Decimal</a>|800|
|114|1542A|<a href="https://codeforces.com/problemset/problem/1542/A" target="_blank">Odd Set</a>|800|
|115|1547A|<a href="https://codeforces.com/problemset/problem/1547/A" target="_blank">Shortest Path with Obstacle</a>|800|
|116|1553A|<a href="https://codeforces.com/problemset/problem/1553/A" target="_blank">Digits Sum</a>|800|
|117|1554A|<a href="https://codeforces.com/problemset/problem/1554/A" target="_blank">Cherry</a>|800|
|118|1560A|<a href="https://codeforces.com/problemset/problem/1560/A" target="_blank">Dislike of Threes</a>|800|
|119|1562A|<a href="https://codeforces.com/problemset/problem/1562/A" target="_blank">The Miracle and the Sleeper</a>|800|
|120|1585A|<a href="https://codeforces.com/problemset/problem/1585/A" target="_blank">Life of a Flower</a>|800|
|121|1593A|<a href="https://codeforces.com/problemset/problem/1593/A" target="_blank">Elections</a>|800|
|122|1594A|<a href="https://codeforces.com/problemset/problem/1594/A" target="_blank">Consecutive Sum Riddle</a>|800|
|123|1608A|<a href="https://codeforces.com/problemset/problem/1608/A" target="_blank">Find Array</a>|800|
|124|1616A|<a href="https://codeforces.com/problemset/problem/1616/A" target="_blank">Integer Diversity</a>|800|
|125|1619A|<a href="https://codeforces.com/problemset/problem/1619/A" target="_blank">Square String?</a>|800|
|126|1619B|<a href="https://codeforces.com/problemset/problem/1619/B" target="_blank">Squares and Cubes</a>|800|
|127|1633A|<a href="https://codeforces.com/problemset/problem/1633/A" target="_blank">Div. 7</a>|800|
|128|1644B|<a href="https://codeforces.com/problemset/problem/1644/B" target="_blank">Anti-Fibonacci Permutation</a>|800|
|129|1656A|<a href="https://codeforces.com/problemset/problem/1656/A" target="_blank">Good Pairs</a>|800|
|130|1657B|<a href="https://codeforces.com/problemset/problem/1657/B" target="_blank">XY Sequence</a>|800|
|131|1669A|<a href="https://codeforces.com/problemset/problem/1669/A" target="_blank">Division?</a>|800|
|132|1675A|<a href="https://codeforces.com/problemset/problem/1675/A" target="_blank">Food for Animals</a>|800|
|133|1684A|<a href="https://codeforces.com/problemset/problem/1684/A" target="_blank">Digit Minimization</a>|800|
|134|1684B|<a href="https://codeforces.com/problemset/problem/1684/B" target="_blank">Z mod X = C</a>|800|
|135|1691A|<a href="https://codeforces.com/problemset/problem/1691/A" target="_blank">Beat The Odds</a>|800|
|136|1699A|<a href="https://codeforces.com/problemset/problem/1699/A" target="_blank">The Third Three Number Problem</a>|800|
|137|1701A|<a href="https://codeforces.com/problemset/problem/1701/A" target="_blank">Grass Field</a>|800|
|138|1701B|<a href="https://codeforces.com/problemset/problem/1701/B" target="_blank">Permutation</a>|800|
|139|1703A|<a href="https://codeforces.com/problemset/problem/1703/A" target="_blank">YES or YES?</a>|800|
|140|1709A|<a href="https://codeforces.com/problemset/problem/1709/A" target="_blank">Three Doors</a>|800|
|141|1714C|<a href="https://codeforces.com/problemset/problem/1714/C" target="_blank">Minimum Varied Number</a>|800|
|142|1716A|<a href="https://codeforces.com/problemset/problem/1716/A" target="_blank">2-3 Moves</a>|800|
|143|1722A|<a href="https://codeforces.com/problemset/problem/1722/A" target="_blank">Spell Check</a>|800|
|144|1722B|<a href="https://codeforces.com/problemset/problem/1722/B" target="_blank">Colourblindness</a>|800|
|145|1722C|<a href="https://codeforces.com/problemset/problem/1722/C" target="_blank">Word Game</a>|800|
|146|1733A|<a href="https://codeforces.com/problemset/problem/1733/A" target="_blank">Consecutive Sum</a>|800|
|147|1740A|<a href="https://codeforces.com/problemset/problem/1740/A" target="_blank">Factorise N+M</a>|800|
|148|1742A|<a href="https://codeforces.com/problemset/problem/1742/A" target="_blank">Sum</a>|800|
|149|1742B|<a href="https://codeforces.com/problemset/problem/1742/B" target="_blank">Increasing</a>|800|
|150|1759A|<a href="https://codeforces.com/problemset/problem/1759/A" target="_blank">Yes-Yes?</a>|800|
|151|1760A|<a href="https://codeforces.com/problemset/problem/1760/A" target="_blank">Medium Number</a>|800|
|152|1766A|<a href="https://codeforces.com/problemset/problem/1766/A" target="_blank">Extremely Round</a>|800|
|153|1768A|<a href="https://codeforces.com/problemset/problem/1768/A" target="_blank">Greatest Convex</a>|800|
|154|1772A|<a href="https://codeforces.com/problemset/problem/1772/A" target="_blank">A+B?</a>|800|
|155|1774A|<a href="https://codeforces.com/problemset/problem/1774/A" target="_blank">Add Plus Minus Sign</a>|800|
|156|1778A|<a href="https://codeforces.com/problemset/problem/1778/A" target="_blank">Flip Flop Sum</a>|800|
|157|1787A|<a href="https://codeforces.com/problemset/problem/1787/A" target="_blank">Exponential Equation</a>|800|
|158|1788A|<a href="https://codeforces.com/problemset/problem/1788/A" target="_blank">One and Two</a>|800|
|159|1790A|<a href="https://codeforces.com/problemset/problem/1790/A" target="_blank">Polycarp and the Day of Pi</a>|800|
|160|1790B|<a href="https://codeforces.com/problemset/problem/1790/B" target="_blank">Taisia and Dice</a>|800|
|161|1791A|<a href="https://codeforces.com/problemset/problem/1791/A" target="_blank">Codeforces Checking</a>|800|
|162|1805A|<a href="https://codeforces.com/problemset/problem/1805/A" target="_blank">We Need the Zero</a>|800|
|163|1806A|<a href="https://codeforces.com/problemset/problem/1806/A" target="_blank">Walking Master</a>|800|
|164|1807A|<a href="https://codeforces.com/problemset/problem/1807/A" target="_blank">Plus or Minus</a>|800|
|165|1811A|<a href="https://codeforces.com/problemset/problem/1811/A" target="_blank">Insert Digit</a>|800|
|166|1814A|<a href="https://codeforces.com/problemset/problem/1814/A" target="_blank">Coins</a>|800|
|167|1822A|<a href="https://codeforces.com/problemset/problem/1822/A" target="_blank">TubeTube Feed</a>|800|
|168|1829A|<a href="https://codeforces.com/problemset/problem/1829/A" target="_blank">Love Story</a>|800|
|169|1829B|<a href="https://codeforces.com/problemset/problem/1829/B" target="_blank">Blank Space</a>|800|
|170|1829C|<a href="https://codeforces.com/problemset/problem/1829/C" target="_blank">Mr. Perfectly Fine</a>|800|
|171|1831A|<a href="https://codeforces.com/problemset/problem/1831/A" target="_blank">Twin Permutations</a>|800|
|172|1832A|<a href="https://codeforces.com/problemset/problem/1832/A" target="_blank">New Palindrome</a>|800|
|173|1833C|<a href="https://codeforces.com/problemset/problem/1833/C" target="_blank">Vlad Building Beautiful Array</a>|800|
|174|1837A|<a href="https://codeforces.com/problemset/problem/1837/A" target="_blank">Grasshopper on a Line</a>|800|
|175|1845A|<a href="https://codeforces.com/problemset/problem/1845/A" target="_blank">Forbidden Integer</a>|800|
|176|1846A|<a href="https://codeforces.com/problemset/problem/1846/A" target="_blank">Rudolph and Cut the Rope </a>|800|
|177|1846B|<a href="https://codeforces.com/problemset/problem/1846/B" target="_blank">Rudolph and Tic-Tac-Toe</a>|800|
|178|1850C|<a href="https://codeforces.com/problemset/problem/1850/C" target="_blank">Word on the Paper</a>|800|
|179|1862A|<a href="https://codeforces.com/problemset/problem/1862/A" target="_blank">Gift Carpet</a>|800|
|180|1864A|<a href="https://codeforces.com/problemset/problem/1864/A" target="_blank">Increasing and Decreasing</a>|800|
|181|1873B|<a href="https://codeforces.com/problemset/problem/1873/B" target="_blank">Good Kid</a>|800|
|182|1873C|<a href="https://codeforces.com/problemset/problem/1873/C" target="_blank">Target Practice</a>|800|
|183|1873D|<a href="https://codeforces.com/problemset/problem/1873/D" target="_blank">1D Eraser</a>|800|
|184|1882A|<a href="https://codeforces.com/problemset/problem/1882/A" target="_blank">Increasing Sequence</a>|800|
|185|1884A|<a href="https://codeforces.com/problemset/problem/1884/A" target="_blank">Simple Design</a>|800|
|186|1886A|<a href="https://codeforces.com/problemset/problem/1886/A" target="_blank">Sum of Three</a>|800|
|187|1890A|<a href="https://codeforces.com/problemset/problem/1890/A" target="_blank">Doremy's Paint 3</a>|800|
|188|1899A|<a href="https://codeforces.com/problemset/problem/1899/A" target="_blank">Game with Integers</a>|800|
|189|1907A|<a href="https://codeforces.com/problemset/problem/1907/A" target="_blank">Rook</a>|800|
|190|1914A|<a href="https://codeforces.com/problemset/problem/1914/A" target="_blank">Problemsolving Log</a>|800|
|191|1915A|<a href="https://codeforces.com/problemset/problem/1915/A" target="_blank">Odd One Out</a>|800|
|192|1915C|<a href="https://codeforces.com/problemset/problem/1915/C" target="_blank">Can I Square?</a>|800|
|193|1916A|<a href="https://codeforces.com/problemset/problem/1916/A" target="_blank">2023</a>|800|
|194|1921A|<a href="https://codeforces.com/problemset/problem/1921/A" target="_blank">Square</a>|800|
|195|1926A|<a href="https://codeforces.com/problemset/problem/1926/A" target="_blank">Vlad and the Best of Five</a>|800|
|196|1927A|<a href="https://codeforces.com/problemset/problem/1927/A" target="_blank">Make it White</a>|800|
|197|1929A|<a href="https://codeforces.com/problemset/problem/1929/A" target="_blank">Sasha and the Beautiful Array</a>|800|
|198|1934A|<a href="https://codeforces.com/problemset/problem/1934/A" target="_blank">Too Min Too Max</a>|800|
|199|1948A|<a href="https://codeforces.com/problemset/problem/1948/A" target="_blank">Special Characters</a>|800|
|200|1950A|<a href="https://codeforces.com/problemset/problem/1950/A" target="_blank">Stair, Peak, or Neither?</a>|800|
|201|1950B|<a href="https://codeforces.com/problemset/problem/1950/B" target="_blank">Upscaling</a>|800|
|202|1950C|<a href="https://codeforces.com/problemset/problem/1950/C" target="_blank">Clock Conversion</a>|800|
|203|1955A|<a href="https://codeforces.com/problemset/problem/1955/A" target="_blank">Yogurt Sale</a>|800|
|204|1957A|<a href="https://codeforces.com/problemset/problem/1957/A" target="_blank">Stickogon</a>|800|
|205|1968A|<a href="https://codeforces.com/problemset/problem/1968/A" target="_blank">Maximize?</a>|800|
|206|1971A|<a href="https://codeforces.com/problemset/problem/1971/A" target="_blank">My First Sorting Problem</a>|800|
|207|1971B|<a href="https://codeforces.com/problemset/problem/1971/B" target="_blank">Different String</a>|800|
|208|1977A|<a href="https://codeforces.com/problemset/problem/1977/A" target="_blank">Little Nikita</a>|800|
|209|1985A|<a href="https://codeforces.com/problemset/problem/1985/A" target="_blank">Creating Words</a>|800|
|210|1985B|<a href="https://codeforces.com/problemset/problem/1985/B" target="_blank">Maximum Multiple Sum</a>|800|
|211|1992A|<a href="https://codeforces.com/problemset/problem/1992/A" target="_blank">Only Pluses</a>|800|
|212|1996A|<a href="https://codeforces.com/problemset/problem/1996/A" target="_blank">Legs</a>|800|
|213|1999A|<a href="https://codeforces.com/problemset/problem/1999/A" target="_blank">A+B Again?</a>|800|
|214|2000A|<a href="https://codeforces.com/problemset/problem/2000/A" target="_blank">Primary Task</a>|800|
|215|2002A|<a href="https://codeforces.com/problemset/problem/2002/A" target="_blank">Distanced Coloring</a>|800|
|216|2009A|<a href="https://codeforces.com/problemset/problem/2009/A" target="_blank">Minimize!</a>|800|
|217|2009B|<a href="https://codeforces.com/problemset/problem/2009/B" target="_blank">osu!mania</a>|800|
|218|2010A|<a href="https://codeforces.com/problemset/problem/2010/A" target="_blank">Alternating Sum of Numbers</a>|800|
|219|2010B|<a href="https://codeforces.com/problemset/problem/2010/B" target="_blank">Three Brothers</a>|800|
|220|2036A|<a href="https://codeforces.com/problemset/problem/2036/A" target="_blank">Quintomania</a>|800|
|221|2043A|<a href="https://codeforces.com/problemset/problem/2043/A" target="_blank">Coin Transformation</a>|800|
|222|2044A|<a href="https://codeforces.com/problemset/problem/2044/A" target="_blank">Easy Problem</a>|800|
|223|2044B|<a href="https://codeforces.com/problemset/problem/2044/B" target="_blank">Normal Problem</a>|800|
|224|2044C|<a href="https://codeforces.com/problemset/problem/2044/C" target="_blank">Hard Problem</a>|800|
|225|2050A|<a href="https://codeforces.com/problemset/problem/2050/A" target="_blank">Line Breaks</a>|800|
|226|2060A|<a href="https://codeforces.com/problemset/problem/2060/A" target="_blank">Fibonacciness</a>|800|
|227|2067A|<a href="https://codeforces.com/problemset/problem/2067/A" target="_blank">Adjacent Digit Sums</a>|800|
|228|2069A|<a href="https://codeforces.com/problemset/problem/2069/A" target="_blank">Was there an Array?</a>|800|
|229|2091A|<a href="https://codeforces.com/problemset/problem/2091/A" target="_blank">Olympiad Date</a>|800|
|230|2091B|<a href="https://codeforces.com/problemset/problem/2091/B" target="_blank">Team Training</a>|800|
|231|2093A|<a href="https://codeforces.com/problemset/problem/2093/A" target="_blank">Ideal Generator</a>|800|
|232|2094A|<a href="https://codeforces.com/problemset/problem/2094/A" target="_blank">Trippi Troppi</a>|800|
|233|2114A|<a href="https://codeforces.com/problemset/problem/2114/A" target="_blank">Square Year</a>|800|
|234|2126A|<a href="https://codeforces.com/problemset/problem/2126/A" target="_blank">Only One Digit</a>|800|
|235|2141A|<a href="https://codeforces.com/problemset/problem/2141/A" target="_blank">Furniture Store</a>|800|
|236|2145A|<a href="https://codeforces.com/problemset/problem/2145/A" target="_blank">Candies for Nephews</a>|800|
|237|2148A|<a href="https://codeforces.com/problemset/problem/2148/A" target="_blank">Sublime Sequence</a>|800|
|238|2157A|<a href="https://codeforces.com/problemset/problem/2157/A" target="_blank">Dungeon Equilibrium</a>|800|
|239|2162A|<a href="https://codeforces.com/problemset/problem/2162/A" target="_blank">Beautiful Average</a>|800|
|240|2166A|<a href="https://codeforces.com/problemset/problem/2166/A" target="_blank">Same Difference</a>|800|
|241|2172A|<a href="https://codeforces.com/problemset/problem/2172/A" target="_blank">ASCII Art Contest</a>|800|
|242|2185A|<a href="https://codeforces.com/problemset/problem/2185/A" target="_blank">Perfect Root</a>|800|
|243|2193A|<a href="https://codeforces.com/problemset/problem/2193/A" target="_blank">DBMB and the Array</a>|800|
|244|2195A|<a href="https://codeforces.com/problemset/problem/2195/A" target="_blank">Sieve of Erato67henes</a>|800|
|245|2200A|<a href="https://codeforces.com/problemset/problem/2200/A" target="_blank">Eating Game</a>|800|
|246|2200B|<a href="https://codeforces.com/problemset/problem/2200/B" target="_blank">Deletion Sort</a>|800|
</details>

<details open>
 <summary>Rating 900</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|6A|<a href="https://codeforces.com/problemset/problem/6/A" target="_blank">Triangle</a>|900|
|2|11A|<a href="https://codeforces.com/problemset/problem/11/A" target="_blank">Increasing Sequence</a>|900|
|3|16B|<a href="https://codeforces.com/problemset/problem/16/B" target="_blank">Burglar and Matches</a>|900|
|4|26A|<a href="https://codeforces.com/problemset/problem/26/A" target="_blank">Almost Prime</a>|900|
|5|34B|<a href="https://codeforces.com/problemset/problem/34/B" target="_blank">Sale</a>|900|
|6|44A|<a href="https://codeforces.com/problemset/problem/44/A" target="_blank">Indian Summer</a>|900|
|7|52A|<a href="https://codeforces.com/problemset/problem/52/A" target="_blank">123-sequence</a>|900|
|8|96A|<a href="https://codeforces.com/problemset/problem/96/A" target="_blank">Football</a>|900|
|9|130A|<a href="https://codeforces.com/problemset/problem/130/A" target="_blank">Hexagonal numbers</a>|900|
|10|263B|<a href="https://codeforces.com/problemset/problem/263/B" target="_blank">Squares</a>|900|
|11|267A|<a href="https://codeforces.com/problemset/problem/267/A" target="_blank">Subtractions</a>|900|
|12|275A|<a href="https://codeforces.com/problemset/problem/275/A" target="_blank">Lights Out</a>|900|
|13|299B|<a href="https://codeforces.com/problemset/problem/299/B" target="_blank">Ksusha the Squirrel</a>|900|
|14|318A|<a href="https://codeforces.com/problemset/problem/318/A" target="_blank">Even Odds</a>|900|
|15|320A|<a href="https://codeforces.com/problemset/problem/320/A" target="_blank">Magic Numbers</a>|900|
|16|424A|<a href="https://codeforces.com/problemset/problem/424/A" target="_blank">Squats</a>|900|
|17|474A|<a href="https://codeforces.com/problemset/problem/474/A" target="_blank">Keyboard</a>|900|
|18|598A|<a href="https://codeforces.com/problemset/problem/598/A" target="_blank">Tricky Sum</a>|900|
|19|621A|<a href="https://codeforces.com/problemset/problem/621/A" target="_blank">Wet Shark and Odd and Even</a>|900|
|20|622B|<a href="https://codeforces.com/problemset/problem/622/B" target="_blank">The Time</a>|900|
|21|670A|<a href="https://codeforces.com/problemset/problem/670/A" target="_blank">Holidays</a>|900|
|22|808A|<a href="https://codeforces.com/problemset/problem/808/A" target="_blank">Lucky Year</a>|900|
|23|847G|<a href="https://codeforces.com/problemset/problem/847/G" target="_blank">University Classes</a>|900|
|24|863A|<a href="https://codeforces.com/problemset/problem/863/A" target="_blank">Quasi-palindrome</a>|900|
|25|870A|<a href="https://codeforces.com/problemset/problem/870/A" target="_blank">Search for Pretty Integers</a>|900|
|26|892A|<a href="https://codeforces.com/problemset/problem/892/A" target="_blank">Greed</a>|900|
|27|914A|<a href="https://codeforces.com/problemset/problem/914/A" target="_blank">Perfect Squares</a>|900|
|28|980A|<a href="https://codeforces.com/problemset/problem/980/A" target="_blank">Links and Pearls</a>|900|
|29|1047B|<a href="https://codeforces.com/problemset/problem/1047/B" target="_blank">Cover Points</a>|900|
|30|1057A|<a href="https://codeforces.com/problemset/problem/1057/A" target="_blank">Bmail Computer Network</a>|900|
|31|1095B|<a href="https://codeforces.com/problemset/problem/1095/B" target="_blank">Array Stabilization</a>|900|
|32|1110A|<a href="https://codeforces.com/problemset/problem/1110/A" target="_blank">Parity</a>|900|
|33|1175A|<a href="https://codeforces.com/problemset/problem/1175/A" target="_blank">From Hero to Zero</a>|900|
|34|1208A|<a href="https://codeforces.com/problemset/problem/1208/A" target="_blank">XORinacci</a>|900|
|35|1225A|<a href="https://codeforces.com/problemset/problem/1225/A" target="_blank">Forgetting Things</a>|900|
|36|1351B|<a href="https://codeforces.com/problemset/problem/1351/B" target="_blank">Square?</a>|900|
|37|1380A|<a href="https://codeforces.com/problemset/problem/1380/A" target="_blank">Three Indices</a>|900|
|38|1436B|<a href="https://codeforces.com/problemset/problem/1436/B" target="_blank">Prime Square</a>|900|
|39|1462C|<a href="https://codeforces.com/problemset/problem/1462/C" target="_blank">Unique Number</a>|900|
|40|1475A|<a href="https://codeforces.com/problemset/problem/1475/A" target="_blank">Odd Divisor</a>|900|
|41|1475B|<a href="https://codeforces.com/problemset/problem/1475/B" target="_blank">New Year's Number</a>|900|
|42|1496A|<a href="https://codeforces.com/problemset/problem/1496/A" target="_blank">Split it!</a>|900|
|43|1535B|<a href="https://codeforces.com/problemset/problem/1535/B" target="_blank">Array Reodering</a>|900|
|44|1612B|<a href="https://codeforces.com/problemset/problem/1612/B" target="_blank">Special Permutation</a>|900|
|45|1613A|<a href="https://codeforces.com/problemset/problem/1613/A" target="_blank">Long Comparison</a>|900|
|46|1617B|<a href="https://codeforces.com/problemset/problem/1617/B" target="_blank">GCD Problem</a>|900|
|47|1714A|<a href="https://codeforces.com/problemset/problem/1714/A" target="_blank">Everyone Loves to Sleep</a>|900|
|48|1758B|<a href="https://codeforces.com/problemset/problem/1758/B" target="_blank">XOR = Average</a>|900|
|49|1927B|<a href="https://codeforces.com/problemset/problem/1927/B" target="_blank">Following the String</a>|900|
|50|1985D|<a href="https://codeforces.com/problemset/problem/1985/D" target="_blank">Manhattan Circle</a>|900|
|51|2033B|<a href="https://codeforces.com/problemset/problem/2033/B" target="_blank">Sakurako and Water</a>|900|
|52|2035B|<a href="https://codeforces.com/problemset/problem/2035/B" target="_blank">Everyone Loves Tres</a>|900|
|53|2094C|<a href="https://codeforces.com/problemset/problem/2094/C" target="_blank">Brr Brrr Patapim</a>|900|
|54|2132B|<a href="https://codeforces.com/problemset/problem/2132/B" target="_blank">The Secret Number</a>|900|
</details>

<details open>
 <summary>Rating 1000</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|1A|<a href="https://codeforces.com/problemset/problem/1/A" target="_blank">Theatre Square</a>|1000|
|2|3A|<a href="https://codeforces.com/problemset/problem/3/A" target="_blank">Shortest path of the king</a>|1000|
|3|13A|<a href="https://codeforces.com/problemset/problem/13/A" target="_blank">Numbers</a>|1000|
|4|29A|<a href="https://codeforces.com/problemset/problem/29/A" target="_blank">Spit Problem</a>|1000|
|5|35A|<a href="https://codeforces.com/problemset/problem/35/A" target="_blank">Shell Game</a>|1000|
|6|37A|<a href="https://codeforces.com/problemset/problem/37/A" target="_blank">Towers</a>|1000|
|7|43A|<a href="https://codeforces.com/problemset/problem/43/A" target="_blank">Football</a>|1000|
|8|58A|<a href="https://codeforces.com/problemset/problem/58/A" target="_blank">Chat room</a>|1000|
|9|69A|<a href="https://codeforces.com/problemset/problem/69/A" target="_blank">Young Physicist</a>|1000|
|10|72G|<a href="https://codeforces.com/problemset/problem/72/G" target="_blank">Fibonacci army</a>|1000|
|11|102B|<a href="https://codeforces.com/problemset/problem/102/B" target="_blank">Sum of Digits</a>|1000|
|12|108A|<a href="https://codeforces.com/problemset/problem/108/A" target="_blank">Palindromic Times</a>|1000|
|13|109A|<a href="https://codeforces.com/problemset/problem/109/A" target="_blank">Lucky Sum of Digits</a>|1000|
|14|118A|<a href="https://codeforces.com/problemset/problem/118/A" target="_blank">String Task</a>|1000|
|15|118B|<a href="https://codeforces.com/problemset/problem/118/B" target="_blank">Present from Lena</a>|1000|
|16|120A|<a href="https://codeforces.com/problemset/problem/120/A" target="_blank">Elevator</a>|1000|
|17|124A|<a href="https://codeforces.com/problemset/problem/124/A" target="_blank">The number of positions</a>|1000|
|18|131A|<a href="https://codeforces.com/problemset/problem/131/A" target="_blank">cAPS lOCK</a>|1000|
|19|219A|<a href="https://codeforces.com/problemset/problem/219/A" target="_blank">k-String</a>|1000|
|20|299A|<a href="https://codeforces.com/problemset/problem/299/A" target="_blank">Ksusha and Array</a>|1000|
|21|322A|<a href="https://codeforces.com/problemset/problem/322/A" target="_blank">Ciel and Dancing</a>|1000|
|22|334A|<a href="https://codeforces.com/problemset/problem/334/A" target="_blank">Candy Bags</a>|1000|
|23|352A|<a href="https://codeforces.com/problemset/problem/352/A" target="_blank">Jeff and Digits</a>|1000|
|24|379A|<a href="https://codeforces.com/problemset/problem/379/A" target="_blank">New Year Candles</a>|1000|
|25|420A|<a href="https://codeforces.com/problemset/problem/420/A" target="_blank">Start Up</a>|1000|
|26|452A|<a href="https://codeforces.com/problemset/problem/452/A" target="_blank">Eevee</a>|1000|
|27|462A|<a href="https://codeforces.com/problemset/problem/462/A" target="_blank">Appleman and Easy Task</a>|1000|
|28|476A|<a href="https://codeforces.com/problemset/problem/476/A" target="_blank">Dreamoon and Stairs</a>|1000|
|29|507A|<a href="https://codeforces.com/problemset/problem/507/A" target="_blank">Amr and Music</a>|1000|
|30|535A|<a href="https://codeforces.com/problemset/problem/535/A" target="_blank">Tavas and Nafas</a>|1000|
|31|560A|<a href="https://codeforces.com/problemset/problem/560/A" target="_blank">Currency System in Geraldion</a>|1000|
|32|577A|<a href="https://codeforces.com/problemset/problem/577/A" target="_blank">Multiplication Table</a>|1000|
|33|584A|<a href="https://codeforces.com/problemset/problem/584/A" target="_blank">Olesya and Rodion</a>|1000|
|34|622A|<a href="https://codeforces.com/problemset/problem/622/A" target="_blank">Infinite Sequence</a>|1000|
|35|691A|<a href="https://codeforces.com/problemset/problem/691/A" target="_blank">Fashion in Berland</a>|1000|
|36|753A|<a href="https://codeforces.com/problemset/problem/753/A" target="_blank">Santa Claus and Candies</a>|1000|
|37|798A|<a href="https://codeforces.com/problemset/problem/798/A" target="_blank">Mike and palindrome</a>|1000|
|38|859B|<a href="https://codeforces.com/problemset/problem/859/B" target="_blank">Lazy Security Guard</a>|1000|
|39|887A|<a href="https://codeforces.com/problemset/problem/887/A" target="_blank">Div. 64</a>|1000|
|40|1008B|<a href="https://codeforces.com/problemset/problem/1008/B" target="_blank">Turn the Rectangles</a>|1000|
|41|1051B|<a href="https://codeforces.com/problemset/problem/1051/B" target="_blank">Relatively Prime Pairs</a>|1000|
|42|1088B|<a href="https://codeforces.com/problemset/problem/1088/B" target="_blank">Ehab and subtraction</a>|1000|
|43|1090M|<a href="https://codeforces.com/problemset/problem/1090/M" target="_blank">The Pleasant Walk</a>|1000|
|44|1101A|<a href="https://codeforces.com/problemset/problem/1101/A" target="_blank">Minimum Integer</a>|1000|
|45|1107B|<a href="https://codeforces.com/problemset/problem/1107/B" target="_blank">Digital root</a>|1000|
|46|1133A|<a href="https://codeforces.com/problemset/problem/1133/A" target="_blank">Middle of the Contest</a>|1000|
|47|1165B|<a href="https://codeforces.com/problemset/problem/1165/B" target="_blank">Polycarp Training</a>|1000|
|48|1174A|<a href="https://codeforces.com/problemset/problem/1174/A" target="_blank">Ehab Fails to Be Thanos</a>|1000|
|49|1177A|<a href="https://codeforces.com/problemset/problem/1177/A" target="_blank">Digits Sequence (Easy Edition)</a>|1000|
|50|1182A|<a href="https://codeforces.com/problemset/problem/1182/A" target="_blank">Filling Shapes</a>|1000|
|51|1199B|<a href="https://codeforces.com/problemset/problem/1199/B" target="_blank">Water Lily</a>|1000|
|52|1211A|<a href="https://codeforces.com/problemset/problem/1211/A" target="_blank">Three Problems</a>|1000|
|53|1230B|<a href="https://codeforces.com/problemset/problem/1230/B" target="_blank">Ania and Minimizing</a>|1000|
|54|1256A|<a href="https://codeforces.com/problemset/problem/1256/A" target="_blank">Payment Without Change</a>|1000|
|55|1257B|<a href="https://codeforces.com/problemset/problem/1257/B" target="_blank">Magic Stick</a>|1000|
|56|1312B|<a href="https://codeforces.com/problemset/problem/1312/B" target="_blank">Bogosort</a>|1000|
|57|1346A|<a href="https://codeforces.com/problemset/problem/1346/A" target="_blank">Color Revolution</a>|1000|
|58|1405B|<a href="https://codeforces.com/problemset/problem/1405/B" target="_blank">Array Cancellation</a>|1000|
|59|1411B|<a href="https://codeforces.com/problemset/problem/1411/B" target="_blank">Fair Numbers</a>|1000|
|60|1418A|<a href="https://codeforces.com/problemset/problem/1418/A" target="_blank">Buying Torches</a>|1000|
|61|1476A|<a href="https://codeforces.com/problemset/problem/1476/A" target="_blank">K-divisible Sum</a>|1000|
|62|1485A|<a href="https://codeforces.com/problemset/problem/1485/A" target="_blank">Add and Divide</a>|1000|
|63|1520C|<a href="https://codeforces.com/problemset/problem/1520/C" target="_blank">Not Adjacent Matrix</a>|1000|
|64|1569B|<a href="https://codeforces.com/problemset/problem/1569/B" target="_blank">Chess Tournament</a>|1000|
|65|1695B|<a href="https://codeforces.com/problemset/problem/1695/B" target="_blank">Circle Game</a>|1000|
|66|1772C|<a href="https://codeforces.com/problemset/problem/1772/C" target="_blank">Different Differences</a>|1000|
|67|1931C|<a href="https://codeforces.com/problemset/problem/1931/C" target="_blank">Make Equal Again</a>|1000|
|68|1968C|<a href="https://codeforces.com/problemset/problem/1968/C" target="_blank">Assembly via Remainders</a>|1000|
|69|2145B|<a href="https://codeforces.com/problemset/problem/2145/B" target="_blank">Deck of Cards</a>|1000|
|70|2164B|<a href="https://codeforces.com/problemset/problem/2164/B" target="_blank">Even Modulo Pair</a>|1000|
|71|2203B|<a href="https://codeforces.com/problemset/problem/2203/B" target="_blank">Beautiful Numbers</a>|1000|
</details>

<details open>
 <summary>Rating 1100</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|6B|<a href="https://codeforces.com/problemset/problem/6/B" target="_blank">President's Office</a>|1100|
|2|12B|<a href="https://codeforces.com/problemset/problem/12/B" target="_blank">Correct Solution?</a>|1100|
|3|12C|<a href="https://codeforces.com/problemset/problem/12/C" target="_blank">Fruits</a>|1100|
|4|25B|<a href="https://codeforces.com/problemset/problem/25/B" target="_blank">Phone numbers</a>|1100|
|5|39D|<a href="https://codeforces.com/problemset/problem/39/D" target="_blank">Cubical Planet</a>|1100|
|6|43B|<a href="https://codeforces.com/problemset/problem/43/B" target="_blank">Letter</a>|1100|
|7|53A|<a href="https://codeforces.com/problemset/problem/53/A" target="_blank">Autocomplete</a>|1100|
|8|82A|<a href="https://codeforces.com/problemset/problem/82/A" target="_blank">Double Cola</a>|1100|
|9|100A|<a href="https://codeforces.com/problemset/problem/100/A" target="_blank">Carpeting the Room</a>|1100|
|10|162A|<a href="https://codeforces.com/problemset/problem/162/A" target="_blank">Pentagonal numbers</a>|1100|
|11|186A|<a href="https://codeforces.com/problemset/problem/186/A" target="_blank">Comparing Strings</a>|1100|
|12|188A|<a href="https://codeforces.com/problemset/problem/188/A" target="_blank">Hexagonal Numbers</a>|1100|
|13|188D|<a href="https://codeforces.com/problemset/problem/188/D" target="_blank">Asterisks</a>|1100|
|14|224A|<a href="https://codeforces.com/problemset/problem/224/A" target="_blank">Parallelepiped</a>|1100|
|15|270A|<a href="https://codeforces.com/problemset/problem/270/A" target="_blank">Fancy Fence</a>|1100|
|16|296A|<a href="https://codeforces.com/problemset/problem/296/A" target="_blank">Yaroslav and Permutations</a>|1100|
|17|300A|<a href="https://codeforces.com/problemset/problem/300/A" target="_blank">Array</a>|1100|
|18|312A|<a href="https://codeforces.com/problemset/problem/312/A" target="_blank">Whose sentence is it?</a>|1100|
|19|349A|<a href="https://codeforces.com/problemset/problem/349/A" target="_blank">Cinema Line</a>|1100|
|20|362B|<a href="https://codeforces.com/problemset/problem/362/B" target="_blank">Petya and Staircases</a>|1100|
|21|365A|<a href="https://codeforces.com/problemset/problem/365/A" target="_blank">Good Number</a>|1100|
|22|382A|<a href="https://codeforces.com/problemset/problem/382/A" target="_blank">Ksenia and Pan Scales</a>|1100|
|23|433A|<a href="https://codeforces.com/problemset/problem/433/A" target="_blank">Kitahara Haruki's Gift</a>|1100|
|24|456A|<a href="https://codeforces.com/problemset/problem/456/A" target="_blank">Laptops</a>|1100|
|25|475A|<a href="https://codeforces.com/problemset/problem/475/A" target="_blank">Bayan Bus</a>|1100|
|26|501B|<a href="https://codeforces.com/problemset/problem/501/B" target="_blank">Misha and Changing Handles</a>|1100|
|27|534A|<a href="https://codeforces.com/problemset/problem/534/A" target="_blank">Exam</a>|1100|
|28|596A|<a href="https://codeforces.com/problemset/problem/596/A" target="_blank">Wilbur and Swimming Pool</a>|1100|
|29|630C|<a href="https://codeforces.com/problemset/problem/630/C" target="_blank">Lucky Numbers</a>|1100|
|30|630J|<a href="https://codeforces.com/problemset/problem/630/J" target="_blank">Divisibility</a>|1100|
|31|755B|<a href="https://codeforces.com/problemset/problem/755/B" target="_blank">PolandBall and Game</a>|1100|
|32|797A|<a href="https://codeforces.com/problemset/problem/797/A" target="_blank">k-Factorization</a>|1100|
|33|825A|<a href="https://codeforces.com/problemset/problem/825/A" target="_blank">Binary Protocol</a>|1100|
|34|835B|<a href="https://codeforces.com/problemset/problem/835/B" target="_blank">The number on the board</a>|1100|
|35|841B|<a href="https://codeforces.com/problemset/problem/841/B" target="_blank">Godsend</a>|1100|
|36|858A|<a href="https://codeforces.com/problemset/problem/858/A" target="_blank">k-rounding</a>|1100|
|37|877A|<a href="https://codeforces.com/problemset/problem/877/A" target="_blank">Alex and broken contest</a>|1100|
|38|911A|<a href="https://codeforces.com/problemset/problem/911/A" target="_blank">Nearest Minimums</a>|1100|
|39|919B|<a href="https://codeforces.com/problemset/problem/919/B" target="_blank">Perfect Number</a>|1100|
|40|1001A|<a href="https://codeforces.com/problemset/problem/1001/A" target="_blank">Generate plus state or minus state</a>|1100|
|41|1060B|<a href="https://codeforces.com/problemset/problem/1060/B" target="_blank">Maximum Sum of Digits</a>|1100|
|42|1115G1|<a href="https://codeforces.com/problemset/problem/1115/G1" target="_blank">AND oracle</a>|1100|
|43|1117A|<a href="https://codeforces.com/problemset/problem/1117/A" target="_blank">Best Subsegment</a>|1100|
|44|1213B|<a href="https://codeforces.com/problemset/problem/1213/B" target="_blank">Bad Prices</a>|1100|
|45|1288B|<a href="https://codeforces.com/problemset/problem/1288/B" target="_blank">Yet Another Meme Problem</a>|1100|
|46|1327A|<a href="https://codeforces.com/problemset/problem/1327/A" target="_blank">Sum of Odd Integers</a>|1100|
|47|1366A|<a href="https://codeforces.com/problemset/problem/1366/A" target="_blank">Shovels and Swords</a>|1100|
|48|1478B|<a href="https://codeforces.com/problemset/problem/1478/B" target="_blank">Nezzar and Lucky Number</a>|1100|
|49|1490C|<a href="https://codeforces.com/problemset/problem/1490/C" target="_blank">Sum of Cubes</a>|1100|
|50|1511B|<a href="https://codeforces.com/problemset/problem/1511/B" target="_blank">GCD Length</a>|1100|
|51|1593D1|<a href="https://codeforces.com/problemset/problem/1593/D1" target="_blank">All are Same</a>|1100|
|52|1594B|<a href="https://codeforces.com/problemset/problem/1594/B" target="_blank">Special Numbers</a>|1100|
|53|1618C|<a href="https://codeforces.com/problemset/problem/1618/C" target="_blank">Paint the Array</a>|1100|
|54|1638B|<a href="https://codeforces.com/problemset/problem/1638/B" target="_blank">Odd Swap Sort</a>|1100|
|55|1656B|<a href="https://codeforces.com/problemset/problem/1656/B" target="_blank">Subtract Operation</a>|1100|
|56|1672C|<a href="https://codeforces.com/problemset/problem/1672/C" target="_blank">Unequal Array</a>|1100|
|57|1700B|<a href="https://codeforces.com/problemset/problem/1700/B" target="_blank">Palindromic Numbers </a>|1100|
|58|1708B|<a href="https://codeforces.com/problemset/problem/1708/B" target="_blank">Difference of GCDs</a>|1100|
|59|1712C|<a href="https://codeforces.com/problemset/problem/1712/C" target="_blank">Sort Zero</a>|1100|
|60|1739B|<a href="https://codeforces.com/problemset/problem/1739/B" target="_blank">Array Recovery</a>|1100|
|61|1783B|<a href="https://codeforces.com/problemset/problem/1783/B" target="_blank">Matrix of Differences</a>|1100|
|62|1821B|<a href="https://codeforces.com/problemset/problem/1821/B" target="_blank">Sort the Subarray</a>|1100|
|63|1827A|<a href="https://codeforces.com/problemset/problem/1827/A" target="_blank">Counting Orders</a>|1100|
|64|1829E|<a href="https://codeforces.com/problemset/problem/1829/E" target="_blank">The Lakes</a>|1100|
|65|1840B|<a href="https://codeforces.com/problemset/problem/1840/B" target="_blank">Binary Cafe</a>|1100|
|66|1899C|<a href="https://codeforces.com/problemset/problem/1899/C" target="_blank">Yarik and Array</a>|1100|
|67|1950D|<a href="https://codeforces.com/problemset/problem/1950/D" target="_blank">Product of Binary Decimals</a>|1100|
|68|1976B|<a href="https://codeforces.com/problemset/problem/1976/B" target="_blank">Increase/Decrease/Copy</a>|1100|
|69|1977B|<a href="https://codeforces.com/problemset/problem/1977/B" target="_blank">Binary Colouring</a>|1100|
|70|1984B|<a href="https://codeforces.com/problemset/problem/1984/B" target="_blank">Large Addition</a>|1100|
|71|1999D|<a href="https://codeforces.com/problemset/problem/1999/D" target="_blank">Slavic's Exam</a>|1100|
|72|2025B|<a href="https://codeforces.com/problemset/problem/2025/B" target="_blank">Binomial Coefficients, Kind Of</a>|1100|
|73|2036C|<a href="https://codeforces.com/problemset/problem/2036/C" target="_blank">Anya and 1100</a>|1100|
|74|2043B|<a href="https://codeforces.com/problemset/problem/2043/B" target="_blank">Digits</a>|1100|
|75|2050B|<a href="https://codeforces.com/problemset/problem/2050/B" target="_blank">Transfusion</a>|1100|
|76|2060D|<a href="https://codeforces.com/problemset/problem/2060/D" target="_blank">Subtract Min Sort</a>|1100|
|77|2084B|<a href="https://codeforces.com/problemset/problem/2084/B" target="_blank">MIN = GCD</a>|1100|
|78|2137C|<a href="https://codeforces.com/problemset/problem/2137/C" target="_blank">Maximum Even Sum</a>|1100|
|79|2179C|<a href="https://codeforces.com/problemset/problem/2179/C" target="_blank">Blackslex and Number Theory</a>|1100|
</details>

<details open>
 <summary>Rating 1200</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|5B|<a href="https://codeforces.com/problemset/problem/5/B" target="_blank">Center Alignment</a>|1200|
|2|6C|<a href="https://codeforces.com/problemset/problem/6/C" target="_blank">Alice, Bob and Chocolate</a>|1200|
|3|9C|<a href="https://codeforces.com/problemset/problem/9/C" target="_blank">Hexadecimal's Numbers</a>|1200|
|4|18C|<a href="https://codeforces.com/problemset/problem/18/C" target="_blank">Stripe</a>|1200|
|5|23A|<a href="https://codeforces.com/problemset/problem/23/A" target="_blank">You're Given a String...</a>|1200|
|6|27A|<a href="https://codeforces.com/problemset/problem/27/A" target="_blank">Next Test</a>|1200|
|7|31A|<a href="https://codeforces.com/problemset/problem/31/A" target="_blank">Worms Evolution</a>|1200|
|8|38B|<a href="https://codeforces.com/problemset/problem/38/B" target="_blank">Chess</a>|1200|
|9|47B|<a href="https://codeforces.com/problemset/problem/47/B" target="_blank">Coins</a>|1200|
|10|53C|<a href="https://codeforces.com/problemset/problem/53/C" target="_blank">Little Frog</a>|1200|
|11|55A|<a href="https://codeforces.com/problemset/problem/55/A" target="_blank">Flea travel</a>|1200|
|12|59B|<a href="https://codeforces.com/problemset/problem/59/B" target="_blank">Fortune Telling</a>|1200|
|13|78B|<a href="https://codeforces.com/problemset/problem/78/B" target="_blank">Easter Eggs</a>|1200|
|14|134A|<a href="https://codeforces.com/problemset/problem/134/A" target="_blank">Average Numbers</a>|1200|
|15|217A|<a href="https://codeforces.com/problemset/problem/217/A" target="_blank">Ice Skating</a>|1200|
|16|239A|<a href="https://codeforces.com/problemset/problem/239/A" target="_blank">Two Bags of Potatoes</a>|1200|
|17|254A|<a href="https://codeforces.com/problemset/problem/254/A" target="_blank">Cards with Numbers</a>|1200|
|18|454B|<a href="https://codeforces.com/problemset/problem/454/B" target="_blank">Little Pony and Sort by Shift</a>|1200|
|19|459A|<a href="https://codeforces.com/problemset/problem/459/A" target="_blank">Pashmak and Garden</a>|1200|
|20|466A|<a href="https://codeforces.com/problemset/problem/466/A" target="_blank">Cheap Travel</a>|1200|
|21|489A|<a href="https://codeforces.com/problemset/problem/489/A" target="_blank">SwapSort</a>|1200|
|22|489B|<a href="https://codeforces.com/problemset/problem/489/B" target="_blank">BerSU Ball</a>|1200|
|23|514A|<a href="https://codeforces.com/problemset/problem/514/A" target="_blank">Chewbaсca and Number</a>|1200|
|24|523A|<a href="https://codeforces.com/problemset/problem/523/A" target="_blank">Rotate, Flip and Zoom</a>|1200|
|25|552B|<a href="https://codeforces.com/problemset/problem/552/B" target="_blank">Vanya and Books</a>|1200|
|26|554B|<a href="https://codeforces.com/problemset/problem/554/B" target="_blank">Ohana Cleans Up</a>|1200|
|27|630B|<a href="https://codeforces.com/problemset/problem/630/B" target="_blank">Moore's Law</a>|1200|
|28|630R|<a href="https://codeforces.com/problemset/problem/630/R" target="_blank">Game</a>|1200|
|29|660A|<a href="https://codeforces.com/problemset/problem/660/A" target="_blank">Co-prime Array</a>|1200|
|30|683A|<a href="https://codeforces.com/problemset/problem/683/A" target="_blank">The Check of the Point</a>|1200|
|31|749B|<a href="https://codeforces.com/problemset/problem/749/B" target="_blank">Parallelogram is Back</a>|1200|
|32|754A|<a href="https://codeforces.com/problemset/problem/754/A" target="_blank">Lesha and array splitting</a>|1200|
|33|765C|<a href="https://codeforces.com/problemset/problem/765/C" target="_blank">Table Tennis Game 2</a>|1200|
|34|802M|<a href="https://codeforces.com/problemset/problem/802/M" target="_blank">April Fools' Problem (easy)</a>|1200|
|35|802M1|<a href="https://codeforces.com/problemset/problem/802/M1" target="_blank">April Fools' Problem (easy)</a>|1200|
|36|803B|<a href="https://codeforces.com/problemset/problem/803/B" target="_blank">Distances to Zero</a>|1200|
|37|842A|<a href="https://codeforces.com/problemset/problem/842/A" target="_blank">Kirill And The Game</a>|1200|
|38|892B|<a href="https://codeforces.com/problemset/problem/892/B" target="_blank">Wrath</a>|1200|
|39|977C|<a href="https://codeforces.com/problemset/problem/977/C" target="_blank">Less or Equal</a>|1200|
|40|982A|<a href="https://codeforces.com/problemset/problem/982/A" target="_blank">Row</a>|1200|
|41|999C|<a href="https://codeforces.com/problemset/problem/999/C" target="_blank">Alphabetic Removals</a>|1200|
|42|1001H|<a href="https://codeforces.com/problemset/problem/1001/H" target="_blank">Oracle for f(x) = parity of the number of 1s in x</a>|1200|
|43|1028B|<a href="https://codeforces.com/problemset/problem/1028/B" target="_blank">Unnatural Conditions</a>|1200|
|44|1068B|<a href="https://codeforces.com/problemset/problem/1068/B" target="_blank">LCM</a>|1200|
|45|1076B|<a href="https://codeforces.com/problemset/problem/1076/B" target="_blank">Divisor Subtraction</a>|1200|
|46|1104B|<a href="https://codeforces.com/problemset/problem/1104/B" target="_blank">Game with string</a>|1200|
|47|1143B|<a href="https://codeforces.com/problemset/problem/1143/B" target="_blank">Nirvana</a>|1200|
|48|1174B|<a href="https://codeforces.com/problemset/problem/1174/B" target="_blank">Ehab Is an Odd Person</a>|1200|
|49|1203B|<a href="https://codeforces.com/problemset/problem/1203/B" target="_blank">Equal Rectangles</a>|1200|
|50|1213C|<a href="https://codeforces.com/problemset/problem/1213/C" target="_blank">Book Reading</a>|1200|
|51|1315C|<a href="https://codeforces.com/problemset/problem/1315/C" target="_blank">Restoring Permutation</a>|1200|
|52|1352B|<a href="https://codeforces.com/problemset/problem/1352/B" target="_blank">Same Parity Summands</a>|1200|
|53|1352C|<a href="https://codeforces.com/problemset/problem/1352/C" target="_blank">K-th Not Divisible by n</a>|1200|
|54|1363A|<a href="https://codeforces.com/problemset/problem/1363/A" target="_blank">Odd Selection</a>|1200|
|55|1364A|<a href="https://codeforces.com/problemset/problem/1364/A" target="_blank">XXXXX</a>|1200|
|56|1406B|<a href="https://codeforces.com/problemset/problem/1406/B" target="_blank">Maximum Product</a>|1200|
|57|1433D|<a href="https://codeforces.com/problemset/problem/1433/D" target="_blank">Districts Connection</a>|1200|
|58|1497C1|<a href="https://codeforces.com/problemset/problem/1497/C1" target="_blank">k-LCM (easy version)</a>|1200|
|59|1512D|<a href="https://codeforces.com/problemset/problem/1512/D" target="_blank">Corrupted Array</a>|1200|
|60|1514B|<a href="https://codeforces.com/problemset/problem/1514/B" target="_blank">AND 0, Sum Big</a>|1200|
|61|1520D|<a href="https://codeforces.com/problemset/problem/1520/D" target="_blank">Same Differences</a>|1200|
|62|1541B|<a href="https://codeforces.com/problemset/problem/1541/B" target="_blank">Pleasant Pairs</a>|1200|
|63|1581B|<a href="https://codeforces.com/problemset/problem/1581/B" target="_blank">Diameter of Graph</a>|1200|
|64|1608B|<a href="https://codeforces.com/problemset/problem/1608/B" target="_blank">Build the Permutation</a>|1200|
|65|1635C|<a href="https://codeforces.com/problemset/problem/1635/C" target="_blank">Differential Sorting</a>|1200|
|66|1656C|<a href="https://codeforces.com/problemset/problem/1656/C" target="_blank">Make Equal With Mod</a>|1200|
|67|1669G|<a href="https://codeforces.com/problemset/problem/1669/G" target="_blank">Fall Down</a>|1200|
|68|1681C|<a href="https://codeforces.com/problemset/problem/1681/C" target="_blank">Double Sort</a>|1200|
|69|1736B|<a href="https://codeforces.com/problemset/problem/1736/B" target="_blank">Playing with GCD</a>|1200|
|70|1822D|<a href="https://codeforces.com/problemset/problem/1822/D" target="_blank">Super-Permutation</a>|1200|
|71|1826A|<a href="https://codeforces.com/problemset/problem/1826/A" target="_blank">Trust Nobody</a>|1200|
|72|1832C|<a href="https://codeforces.com/problemset/problem/1832/C" target="_blank">Contrast Value</a>|1200|
|73|1903B|<a href="https://codeforces.com/problemset/problem/1903/B" target="_blank">StORage room</a>|1200|
|74|1926C|<a href="https://codeforces.com/problemset/problem/1926/C" target="_blank">Vlad and a Sum of Sum of Digits</a>|1200|
|75|1954C|<a href="https://codeforces.com/problemset/problem/1954/C" target="_blank">Long Multiplication</a>|1200|
|76|1987C|<a href="https://codeforces.com/problemset/problem/1987/C" target="_blank">Basil's Garden</a>|1200|
|77|2002C|<a href="https://codeforces.com/problemset/problem/2002/C" target="_blank">Black Circles</a>|1200|
|78|2050C|<a href="https://codeforces.com/problemset/problem/2050/C" target="_blank">Uninteresting Number</a>|1200|
|79|2094E|<a href="https://codeforces.com/problemset/problem/2094/E" target="_blank">Boneca Ambalabu</a>|1200|
|80|2137D|<a href="https://codeforces.com/problemset/problem/2137/D" target="_blank">Replace with Occurrences</a>|1200|
|81|2181H|<a href="https://codeforces.com/problemset/problem/2181/H" target="_blank">Honey Cake</a>|1200|
</details>

<details open>
 <summary>Rating 1300</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|25A|<a href="https://codeforces.com/problemset/problem/25/A" target="_blank">IQ test</a>|1300|
|2|36A|<a href="https://codeforces.com/problemset/problem/36/A" target="_blank">Extra-terrestrial Intelligence</a>|1300|
|3|39H|<a href="https://codeforces.com/problemset/problem/39/H" target="_blank">Multiplication Table</a>|1300|
|4|40A|<a href="https://codeforces.com/problemset/problem/40/A" target="_blank">Find Color</a>|1300|
|5|57A|<a href="https://codeforces.com/problemset/problem/57/A" target="_blank">Square Earth?</a>|1300|
|6|58B|<a href="https://codeforces.com/problemset/problem/58/B" target="_blank">Coins</a>|1300|
|7|64A|<a href="https://codeforces.com/problemset/problem/64/A" target="_blank">Factorial</a>|1300|
|8|94B|<a href="https://codeforces.com/problemset/problem/94/B" target="_blank">Friends</a>|1300|
|9|135A|<a href="https://codeforces.com/problemset/problem/135/A" target="_blank">Replacement</a>|1300|
|10|147A|<a href="https://codeforces.com/problemset/problem/147/A" target="_blank">Punctuation</a>|1300|
|11|181B|<a href="https://codeforces.com/problemset/problem/181/B" target="_blank">Number of Triplets</a>|1300|
|12|188B|<a href="https://codeforces.com/problemset/problem/188/B" target="_blank">A + Reverse B</a>|1300|
|13|189A|<a href="https://codeforces.com/problemset/problem/189/A" target="_blank">Cut Ribbon</a>|1300|
|14|203B|<a href="https://codeforces.com/problemset/problem/203/B" target="_blank">Game on Paper</a>|1300|
|15|221B|<a href="https://codeforces.com/problemset/problem/221/B" target="_blank">Little Elephant and Numbers</a>|1300|
|16|230B|<a href="https://codeforces.com/problemset/problem/230/B" target="_blank">T-primes</a>|1300|
|17|251A|<a href="https://codeforces.com/problemset/problem/251/A" target="_blank">Points on Line</a>|1300|
|18|276B|<a href="https://codeforces.com/problemset/problem/276/B" target="_blank">Little Girl and Game</a>|1300|
|19|312B|<a href="https://codeforces.com/problemset/problem/312/B" target="_blank">Archer</a>|1300|
|20|485B|<a href="https://codeforces.com/problemset/problem/485/B" target="_blank">Valuable Resources</a>|1300|
|21|493A|<a href="https://codeforces.com/problemset/problem/493/A" target="_blank">Vasya and Football</a>|1300|
|22|573A|<a href="https://codeforces.com/problemset/problem/573/A" target="_blank">Bear and Poker</a>|1300|
|23|600B|<a href="https://codeforces.com/problemset/problem/600/B" target="_blank">Queries about less or equal elements</a>|1300|
|24|630F|<a href="https://codeforces.com/problemset/problem/630/F" target="_blank">Selection of Personnel</a>|1300|
|25|630N|<a href="https://codeforces.com/problemset/problem/630/N" target="_blank">Forecast</a>|1300|
|26|661A|<a href="https://codeforces.com/problemset/problem/661/A" target="_blank">Lazy Caterer Sequence</a>|1300|
|27|665C|<a href="https://codeforces.com/problemset/problem/665/C" target="_blank">Simple Strings</a>|1300|
|28|770B|<a href="https://codeforces.com/problemset/problem/770/B" target="_blank">Maximize Sum of Digits</a>|1300|
|29|844B|<a href="https://codeforces.com/problemset/problem/844/B" target="_blank">Rectangles</a>|1300|
|30|876B|<a href="https://codeforces.com/problemset/problem/876/B" target="_blank">Divisiblity of Differences</a>|1300|
|31|887B|<a href="https://codeforces.com/problemset/problem/887/B" target="_blank">Cubes for Masha</a>|1300|
|32|965B|<a href="https://codeforces.com/problemset/problem/965/B" target="_blank">Battleship</a>|1300|
|33|1001F|<a href="https://codeforces.com/problemset/problem/1001/F" target="_blank">Distinguish multi-qubit basis states</a>|1300|
|34|1016B|<a href="https://codeforces.com/problemset/problem/1016/B" target="_blank">Segment Occurrences</a>|1300|
|35|1029A|<a href="https://codeforces.com/problemset/problem/1029/A" target="_blank">Many Equal Substrings</a>|1300|
|36|1030C|<a href="https://codeforces.com/problemset/problem/1030/C" target="_blank">Vasya and Golden Ticket</a>|1300|
|37|1076C|<a href="https://codeforces.com/problemset/problem/1076/C" target="_blank">Meme Problem</a>|1300|
|38|1157B|<a href="https://codeforces.com/problemset/problem/1157/B" target="_blank">Long Number</a>|1300|
|39|1165C|<a href="https://codeforces.com/problemset/problem/1165/C" target="_blank">Good String</a>|1300|
|40|1174C|<a href="https://codeforces.com/problemset/problem/1174/C" target="_blank">Ehab and a Special Coloring Problem</a>|1300|
|41|1203C|<a href="https://codeforces.com/problemset/problem/1203/C" target="_blank">Common Divisors</a>|1300|
|42|1220B|<a href="https://codeforces.com/problemset/problem/1220/B" target="_blank">Multiplication Table</a>|1300|
|43|1260B|<a href="https://codeforces.com/problemset/problem/1260/B" target="_blank">Obtain Two Zeroes</a>|1300|
|44|1294C|<a href="https://codeforces.com/problemset/problem/1294/C" target="_blank">Product of Three Numbers</a>|1300|
|45|1373C|<a href="https://codeforces.com/problemset/problem/1373/C" target="_blank">Pluses and Minuses</a>|1300|
|46|1422B|<a href="https://codeforces.com/problemset/problem/1422/B" target="_blank">Nice Matrix</a>|1300|
|47|1424G|<a href="https://codeforces.com/problemset/problem/1424/G" target="_blank">Years</a>|1300|
|48|1454D|<a href="https://codeforces.com/problemset/problem/1454/D" target="_blank">Number into Sequence</a>|1300|
|49|1667A|<a href="https://codeforces.com/problemset/problem/1667/A" target="_blank">Make it Increasing</a>|1300|
|50|1703F|<a href="https://codeforces.com/problemset/problem/1703/F" target="_blank">Yet Another Problem About Pairs Satisfying an Inequality</a>|1300|
|51|1788C|<a href="https://codeforces.com/problemset/problem/1788/C" target="_blank">Matching Numbers</a>|1300|
|52|1913C|<a href="https://codeforces.com/problemset/problem/1913/C" target="_blank">Game with Multiset</a>|1300|
|53|1927D|<a href="https://codeforces.com/problemset/problem/1927/D" target="_blank">Find the Different Ones!</a>|1300|
|54|1988C|<a href="https://codeforces.com/problemset/problem/1988/C" target="_blank">Increasing Sequence with Fixed OR</a>|1300|
|55|1999E|<a href="https://codeforces.com/problemset/problem/1999/E" target="_blank">Triple Operations</a>|1300|
|56|2033D|<a href="https://codeforces.com/problemset/problem/2033/D" target="_blank">Kousuke's Assignment</a>|1300|
|57|2044E|<a href="https://codeforces.com/problemset/problem/2044/E" target="_blank">Insane Problem</a>|1300|
|58|2050D|<a href="https://codeforces.com/problemset/problem/2050/D" target="_blank">Digital string maximization</a>|1300|
|59|2169C|<a href="https://codeforces.com/problemset/problem/2169/C" target="_blank">Range Operation</a>|1300|
</details>

<details open>
 <summary>Rating 1400</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|24A|<a href="https://codeforces.com/problemset/problem/24/A" target="_blank">Ring road</a>|1400|
|2|26B|<a href="https://codeforces.com/problemset/problem/26/B" target="_blank">Regular Bracket Sequence</a>|1400|
|3|41B|<a href="https://codeforces.com/problemset/problem/41/B" target="_blank">Martian Dollar</a>|1400|
|4|44E|<a href="https://codeforces.com/problemset/problem/44/E" target="_blank">Anfisa the Monkey</a>|1400|
|5|45I|<a href="https://codeforces.com/problemset/problem/45/I" target="_blank">TCMCF+++</a>|1400|
|6|100C|<a href="https://codeforces.com/problemset/problem/100/C" target="_blank">A+B</a>|1400|
|7|111A|<a href="https://codeforces.com/problemset/problem/111/A" target="_blank">Petya and Inequiations</a>|1400|
|8|124B|<a href="https://codeforces.com/problemset/problem/124/B" target="_blank">Permutations</a>|1400|
|9|125A|<a href="https://codeforces.com/problemset/problem/125/A" target="_blank">Measuring Lengths in Baden</a>|1400|
|10|130B|<a href="https://codeforces.com/problemset/problem/130/B" target="_blank">Gnikool Ssalg</a>|1400|
|11|131C|<a href="https://codeforces.com/problemset/problem/131/C" target="_blank">The World is a Theatre</a>|1400|
|12|180C|<a href="https://codeforces.com/problemset/problem/180/C" target="_blank">Letter</a>|1400|
|13|188C|<a href="https://codeforces.com/problemset/problem/188/C" target="_blank">LCM</a>|1400|
|14|188F|<a href="https://codeforces.com/problemset/problem/188/F" target="_blank">Binary Notation</a>|1400|
|15|219B|<a href="https://codeforces.com/problemset/problem/219/B" target="_blank">Special Offer! Super Price 999 Bourles!</a>|1400|
|16|245E|<a href="https://codeforces.com/problemset/problem/245/E" target="_blank">Mishap in Club</a>|1400|
|17|248B|<a href="https://codeforces.com/problemset/problem/248/B" target="_blank">Chilly Willy</a>|1400|
|18|260A|<a href="https://codeforces.com/problemset/problem/260/A" target="_blank">Adding Digits</a>|1400|
|19|289B|<a href="https://codeforces.com/problemset/problem/289/B" target="_blank">Polo the Penguin and Matrix</a>|1400|
|20|315A|<a href="https://codeforces.com/problemset/problem/315/A" target="_blank">Sereja and Bottles</a>|1400|
|21|379C|<a href="https://codeforces.com/problemset/problem/379/C" target="_blank">New Year Ratings Change</a>|1400|
|22|435B|<a href="https://codeforces.com/problemset/problem/435/B" target="_blank">Pasha Maximizes</a>|1400|
|23|470A|<a href="https://codeforces.com/problemset/problem/470/A" target="_blank">Crystal Ball Sequence</a>|1400|
|24|489C|<a href="https://codeforces.com/problemset/problem/489/C" target="_blank">Given Length and Sum of Digits...</a>|1400|
|25|513B1|<a href="https://codeforces.com/problemset/problem/513/B1" target="_blank">Permutations</a>|1400|
|26|520B|<a href="https://codeforces.com/problemset/problem/520/B" target="_blank">Two Buttons</a>|1400|
|27|538B|<a href="https://codeforces.com/problemset/problem/538/B" target="_blank">Quasi Binary</a>|1400|
|28|544B|<a href="https://codeforces.com/problemset/problem/544/B" target="_blank">Sea and Islands</a>|1400|
|29|630H|<a href="https://codeforces.com/problemset/problem/630/H" target="_blank">Benches</a>|1400|
|30|683D|<a href="https://codeforces.com/problemset/problem/683/D" target="_blank">Chocolate Bar</a>|1400|
|31|699B|<a href="https://codeforces.com/problemset/problem/699/B" target="_blank">One Bomb</a>|1400|
|32|710B|<a href="https://codeforces.com/problemset/problem/710/B" target="_blank">Optimal Point on a Line</a>|1400|
|33|762A|<a href="https://codeforces.com/problemset/problem/762/A" target="_blank">k-th divisor</a>|1400|
|34|797B|<a href="https://codeforces.com/problemset/problem/797/B" target="_blank">Odd sum</a>|1400|
|35|803A|<a href="https://codeforces.com/problemset/problem/803/A" target="_blank">Maximal Binary Matrix</a>|1400|
|36|888C|<a href="https://codeforces.com/problemset/problem/888/C" target="_blank">K-Dominant Character</a>|1400|
|37|1001D|<a href="https://codeforces.com/problemset/problem/1001/D" target="_blank">Distinguish plus state and minus state</a>|1400|
|38|1001G|<a href="https://codeforces.com/problemset/problem/1001/G" target="_blank">Oracle for f(x) = k-th element of x</a>|1400|
|39|1046C|<a href="https://codeforces.com/problemset/problem/1046/C" target="_blank">Space Formula</a>|1400|
|40|1057B|<a href="https://codeforces.com/problemset/problem/1057/B" target="_blank">DDoS</a>|1400|
|41|1095C|<a href="https://codeforces.com/problemset/problem/1095/C" target="_blank">Powers Of Two</a>|1400|
|42|1131B|<a href="https://codeforces.com/problemset/problem/1131/B" target="_blank">Draw!</a>|1400|
|43|1167C|<a href="https://codeforces.com/problemset/problem/1167/C" target="_blank">News Distribution</a>|1400|
|44|1215B|<a href="https://codeforces.com/problemset/problem/1215/B" target="_blank">The Number of Products</a>|1400|
|45|1285C|<a href="https://codeforces.com/problemset/problem/1285/C" target="_blank">Fadi and LCM</a>|1400|
|46|1324D|<a href="https://codeforces.com/problemset/problem/1324/D" target="_blank">Pair of Topics</a>|1400|
|47|1351C|<a href="https://codeforces.com/problemset/problem/1351/C" target="_blank">Skier</a>|1400|
|48|1354C1|<a href="https://codeforces.com/problemset/problem/1354/C1" target="_blank">Simple Polygon Embedding</a>|1400|
|49|1355D|<a href="https://codeforces.com/problemset/problem/1355/D" target="_blank">Game With Array</a>|1400|
|50|1380C|<a href="https://codeforces.com/problemset/problem/1380/C" target="_blank">Create The Teams</a>|1400|
|51|1463B|<a href="https://codeforces.com/problemset/problem/1463/B" target="_blank">Find The Array</a>|1400|
|52|1494B|<a href="https://codeforces.com/problemset/problem/1494/B" target="_blank">Berland Crossword</a>|1400|
|53|1506D|<a href="https://codeforces.com/problemset/problem/1506/D" target="_blank">Epic Transformation</a>|1400|
|54|1526B|<a href="https://codeforces.com/problemset/problem/1526/B" target="_blank">I Hate 1111</a>|1400|
|55|1579D|<a href="https://codeforces.com/problemset/problem/1579/D" target="_blank">Productive Meeting</a>|1400|
|56|1606C|<a href="https://codeforces.com/problemset/problem/1606/C" target="_blank">Banknotes</a>|1400|
|57|1697C|<a href="https://codeforces.com/problemset/problem/1697/C" target="_blank">awoo's Favorite Problem</a>|1400|
|58|1749C|<a href="https://codeforces.com/problemset/problem/1749/C" target="_blank">Number Game</a>|1400|
|59|1772D|<a href="https://codeforces.com/problemset/problem/1772/D" target="_blank">Absolute Sorting</a>|1400|
|60|1790E|<a href="https://codeforces.com/problemset/problem/1790/E" target="_blank">Vlad and a Pair of Numbers</a>|1400|
|61|1838C|<a href="https://codeforces.com/problemset/problem/1838/C" target="_blank">No Prime Differences</a>|1400|
|62|1895C|<a href="https://codeforces.com/problemset/problem/1895/C" target="_blank">Torn Lucky Ticket</a>|1400|
|63|1918C|<a href="https://codeforces.com/problemset/problem/1918/C" target="_blank">XOR-distance</a>|1400|
|64|1923C|<a href="https://codeforces.com/problemset/problem/1923/C" target="_blank">Find B</a>|1400|
|65|1965A|<a href="https://codeforces.com/problemset/problem/1965/A" target="_blank">Everything Nim</a>|1400|
|66|1967B1|<a href="https://codeforces.com/problemset/problem/1967/B1" target="_blank">Reverse Card (Easy Version)</a>|1400|
|67|1989C|<a href="https://codeforces.com/problemset/problem/1989/C" target="_blank">Two Movies</a>|1400|
|68|2009D|<a href="https://codeforces.com/problemset/problem/2009/D" target="_blank">Satyam and Counting</a>|1400|
|69|2009E|<a href="https://codeforces.com/problemset/problem/2009/E" target="_blank">Klee's SUPER DUPER LARGE Array!!!</a>|1400|
|70|2020C|<a href="https://codeforces.com/problemset/problem/2020/C" target="_blank">Bitwise Balancing</a>|1400|
|71|2038C|<a href="https://codeforces.com/problemset/problem/2038/C" target="_blank">DIY</a>|1400|
</details>

<details open>
 <summary>Rating 1500</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|18A|<a href="https://codeforces.com/problemset/problem/18/A" target="_blank">Triangle</a>|1500|
|2|22B|<a href="https://codeforces.com/problemset/problem/22/B" target="_blank">Bargaining Table</a>|1500|
|3|31B|<a href="https://codeforces.com/problemset/problem/31/B" target="_blank">Sysadmin Bob</a>|1500|
|4|39J|<a href="https://codeforces.com/problemset/problem/39/J" target="_blank">Spelling Check</a>|1500|
|5|50B|<a href="https://codeforces.com/problemset/problem/50/B" target="_blank">Choosing Symbol Pairs</a>|1500|
|6|64B|<a href="https://codeforces.com/problemset/problem/64/B" target="_blank">Expression</a>|1500|
|7|100B|<a href="https://codeforces.com/problemset/problem/100/B" target="_blank">Friendly Numbers</a>|1500|
|8|100I|<a href="https://codeforces.com/problemset/problem/100/I" target="_blank">Rotation</a>|1500|
|9|114B|<a href="https://codeforces.com/problemset/problem/114/B" target="_blank">PFAST Inc.</a>|1500|
|10|130C|<a href="https://codeforces.com/problemset/problem/130/C" target="_blank">Decimal sum</a>|1500|
|11|130D|<a href="https://codeforces.com/problemset/problem/130/D" target="_blank">Exponentiation</a>|1500|
|12|274A|<a href="https://codeforces.com/problemset/problem/274/A" target="_blank">k-Multiple Free Set</a>|1500|
|13|276C|<a href="https://codeforces.com/problemset/problem/276/C" target="_blank">Little Girl and Maximum Sum</a>|1500|
|14|325A|<a href="https://codeforces.com/problemset/problem/325/A" target="_blank">Square and Rectangles</a>|1500|
|15|328B|<a href="https://codeforces.com/problemset/problem/328/B" target="_blank">Sheldon and Ice Pieces</a>|1500|
|16|425A|<a href="https://codeforces.com/problemset/problem/425/A" target="_blank">Sereja and Swaps</a>|1500|
|17|468A|<a href="https://codeforces.com/problemset/problem/468/A" target="_blank">24 Game</a>|1500|
|18|530A|<a href="https://codeforces.com/problemset/problem/530/A" target="_blank">Quadratic equation</a>|1500|
|19|530C|<a href="https://codeforces.com/problemset/problem/530/C" target="_blank">Diophantine equation</a>|1500|
|20|550A|<a href="https://codeforces.com/problemset/problem/550/A" target="_blank">Two Substrings</a>|1500|
|21|550C|<a href="https://codeforces.com/problemset/problem/550/C" target="_blank">Divisibility by Eight</a>|1500|
|22|630K|<a href="https://codeforces.com/problemset/problem/630/K" target="_blank">Indivisibility</a>|1500|
|23|670D2|<a href="https://codeforces.com/problemset/problem/670/D2" target="_blank">Magic Powder - 2</a>|1500|
|24|710C|<a href="https://codeforces.com/problemset/problem/710/C" target="_blank">Magic Odd Square</a>|1500|
|25|742B|<a href="https://codeforces.com/problemset/problem/742/B" target="_blank">Arpa’s obvious problem and Mehrdad’s terrible solution</a>|1500|
|26|746D|<a href="https://codeforces.com/problemset/problem/746/D" target="_blank">Green and Black Tea</a>|1500|
|27|748B|<a href="https://codeforces.com/problemset/problem/748/B" target="_blank">Santa Claus and Keyboard Check</a>|1500|
|28|845C|<a href="https://codeforces.com/problemset/problem/845/C" target="_blank">Two TVs</a>|1500|
|29|868C|<a href="https://codeforces.com/problemset/problem/868/C" target="_blank">Qualification Rounds</a>|1500|
|30|982C|<a href="https://codeforces.com/problemset/problem/982/C" target="_blank">Cut 'em all!</a>|1500|
|31|991D|<a href="https://codeforces.com/problemset/problem/991/D" target="_blank">Bishwock</a>|1500|
|32|1051C|<a href="https://codeforces.com/problemset/problem/1051/C" target="_blank">Vasya and Multisets</a>|1500|
|33|1101C|<a href="https://codeforces.com/problemset/problem/1101/C" target="_blank">Division and Union</a>|1500|
|34|1105C|<a href="https://codeforces.com/problemset/problem/1105/C" target="_blank">Ayoub and Lost Array</a>|1500|
|35|1133D|<a href="https://codeforces.com/problemset/problem/1133/D" target="_blank">Zero Quantity Maximization</a>|1500|
|36|1141C|<a href="https://codeforces.com/problemset/problem/1141/C" target="_blank">Polycarp Restores Permutation</a>|1500|
|37|1169B|<a href="https://codeforces.com/problemset/problem/1169/B" target="_blank">Pairs</a>|1500|
|38|1201B|<a href="https://codeforces.com/problemset/problem/1201/B" target="_blank">Zero Array</a>|1500|
|39|1213D1|<a href="https://codeforces.com/problemset/problem/1213/D1" target="_blank">Equalizing by Division (easy version)</a>|1500|
|40|1272D|<a href="https://codeforces.com/problemset/problem/1272/D" target="_blank">Remove One Element</a>|1500|
|41|1325C|<a href="https://codeforces.com/problemset/problem/1325/C" target="_blank">Ehab and Path-etic MEXs</a>|1500|
|42|1409D|<a href="https://codeforces.com/problemset/problem/1409/D" target="_blank">Decrease the Sum of Digits</a>|1500|
|43|1416A|<a href="https://codeforces.com/problemset/problem/1416/A" target="_blank">k-Amazing Numbers</a>|1500|
|44|1490F|<a href="https://codeforces.com/problemset/problem/1490/F" target="_blank">Equalize the Array</a>|1500|
|45|1516B|<a href="https://codeforces.com/problemset/problem/1516/B" target="_blank">AGAGA XOOORRR</a>|1500|
|46|1616C|<a href="https://codeforces.com/problemset/problem/1616/C" target="_blank">Representative Edges</a>|1500|
|47|1722G|<a href="https://codeforces.com/problemset/problem/1722/G" target="_blank">Even-Odd XOR</a>|1500|
|48|1742G|<a href="https://codeforces.com/problemset/problem/1742/G" target="_blank">Orray</a>|1500|
|49|1744E1|<a href="https://codeforces.com/problemset/problem/1744/E1" target="_blank">Divisible Numbers (easy version)</a>|1500|
|50|1765N|<a href="https://codeforces.com/problemset/problem/1765/N" target="_blank">Number Reduction</a>|1500|
|51|1774B|<a href="https://codeforces.com/problemset/problem/1774/B" target="_blank">Coloring</a>|1500|
|52|1809C|<a href="https://codeforces.com/problemset/problem/1809/C" target="_blank">Sum on Subarrays</a>|1500|
|53|1811E|<a href="https://codeforces.com/problemset/problem/1811/E" target="_blank">Living Sequence</a>|1500|
|54|1915F|<a href="https://codeforces.com/problemset/problem/1915/F" target="_blank">Greetings</a>|1500|
|55|1996D|<a href="https://codeforces.com/problemset/problem/1996/D" target="_blank">Fun</a>|1500|
|56|2072E|<a href="https://codeforces.com/problemset/problem/2072/E" target="_blank">Do You Love Your Hero and His Two-Hit Multi-Target Attacks?</a>|1500|
|57|2093E|<a href="https://codeforces.com/problemset/problem/2093/E" target="_blank">Min Max MEX</a>|1500|
</details>

<details open>
 <summary>Rating 1600</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|1B|<a href="https://codeforces.com/problemset/problem/1/B" target="_blank">Spreadsheet</a>|1600|
|2|11B|<a href="https://codeforces.com/problemset/problem/11/B" target="_blank">Jumping Jack</a>|1600|
|3|23B|<a href="https://codeforces.com/problemset/problem/23/B" target="_blank">Party</a>|1600|
|4|28A|<a href="https://codeforces.com/problemset/problem/28/A" target="_blank">Bender Problem</a>|1600|
|5|40B|<a href="https://codeforces.com/problemset/problem/40/B" target="_blank">Repaintings</a>|1600|
|6|52B|<a href="https://codeforces.com/problemset/problem/52/B" target="_blank">Right Triangles</a>|1600|
|7|55B|<a href="https://codeforces.com/problemset/problem/55/B" target="_blank">Smallest number</a>|1600|
|8|64C|<a href="https://codeforces.com/problemset/problem/64/C" target="_blank">Table</a>|1600|
|9|125C|<a href="https://codeforces.com/problemset/problem/125/C" target="_blank">Hobbits' Party</a>|1600|
|10|130E|<a href="https://codeforces.com/problemset/problem/130/E" target="_blank">Tribonacci numbers</a>|1600|
|11|130H|<a href="https://codeforces.com/problemset/problem/130/H" target="_blank">Balanced brackets</a>|1600|
|12|153A|<a href="https://codeforces.com/problemset/problem/153/A" target="_blank">A + B</a>|1600|
|13|188G|<a href="https://codeforces.com/problemset/problem/188/G" target="_blank">Array Sorting</a>|1600|
|14|214B|<a href="https://codeforces.com/problemset/problem/214/B" target="_blank">Hometask</a>|1600|
|15|219C|<a href="https://codeforces.com/problemset/problem/219/C" target="_blank">Color Stripe</a>|1600|
|16|232A|<a href="https://codeforces.com/problemset/problem/232/A" target="_blank">Cycles</a>|1600|
|17|235A|<a href="https://codeforces.com/problemset/problem/235/A" target="_blank">LCM Challenge</a>|1600|
|18|305A|<a href="https://codeforces.com/problemset/problem/305/A" target="_blank">Strange Addition</a>|1600|
|19|322B|<a href="https://codeforces.com/problemset/problem/322/B" target="_blank">Ciel and Flowers</a>|1600|
|20|323A|<a href="https://codeforces.com/problemset/problem/323/A" target="_blank">Black-and-White Cube</a>|1600|
|21|348A|<a href="https://codeforces.com/problemset/problem/348/A" target="_blank">Mafia</a>|1600|
|22|372A|<a href="https://codeforces.com/problemset/problem/372/A" target="_blank">Counting Kangaroos is Fun</a>|1600|
|23|373B|<a href="https://codeforces.com/problemset/problem/373/B" target="_blank">Making Sequences is Fun</a>|1600|
|24|375A|<a href="https://codeforces.com/problemset/problem/375/A" target="_blank">Divisible by Seven</a>|1600|
|25|377A|<a href="https://codeforces.com/problemset/problem/377/A" target="_blank">Maze</a>|1600|
|26|407A|<a href="https://codeforces.com/problemset/problem/407/A" target="_blank">Triangle</a>|1600|
|27|440B|<a href="https://codeforces.com/problemset/problem/440/B" target="_blank">Balancer</a>|1600|
|28|493C|<a href="https://codeforces.com/problemset/problem/493/C" target="_blank">Vasya and Basketball</a>|1600|
|29|530D|<a href="https://codeforces.com/problemset/problem/530/D" target="_blank">Set subtraction</a>|1600|
|30|597A|<a href="https://codeforces.com/problemset/problem/597/A" target="_blank">Divisibility</a>|1600|
|31|597B|<a href="https://codeforces.com/problemset/problem/597/B" target="_blank">Restaurant</a>|1600|
|32|605A|<a href="https://codeforces.com/problemset/problem/605/A" target="_blank">Sorting Railway Cars</a>|1600|
|33|616D|<a href="https://codeforces.com/problemset/problem/616/D" target="_blank">Longest k-Good Segment</a>|1600|
|34|660C|<a href="https://codeforces.com/problemset/problem/660/C" target="_blank">Hard Process</a>|1600|
|35|678B|<a href="https://codeforces.com/problemset/problem/678/B" target="_blank">The Same Calendar</a>|1600|
|36|683B|<a href="https://codeforces.com/problemset/problem/683/B" target="_blank">The Teacher of Physical Education</a>|1600|
|37|683C|<a href="https://codeforces.com/problemset/problem/683/C" target="_blank">Symmetric Difference</a>|1600|
|38|691B|<a href="https://codeforces.com/problemset/problem/691/B" target="_blank">s-palindrome</a>|1600|
|39|825B|<a href="https://codeforces.com/problemset/problem/825/B" target="_blank">Five-In-a-Row</a>|1600|
|40|845B|<a href="https://codeforces.com/problemset/problem/845/B" target="_blank">Luba And The Ticket</a>|1600|
|41|888D|<a href="https://codeforces.com/problemset/problem/888/D" target="_blank">Almost Identity Permutations</a>|1600|
|42|958E1|<a href="https://codeforces.com/problemset/problem/958/E1" target="_blank">Guard Duty (easy)</a>|1600|
|43|980B|<a href="https://codeforces.com/problemset/problem/980/B" target="_blank">Marlin</a>|1600|
|44|1003D|<a href="https://codeforces.com/problemset/problem/1003/D" target="_blank">Coins and Queries</a>|1600|
|45|1015D|<a href="https://codeforces.com/problemset/problem/1015/D" target="_blank">Walking Between Houses</a>|1600|
|46|1098A|<a href="https://codeforces.com/problemset/problem/1098/A" target="_blank">Sum in the tree</a>|1600|
|47|1115G2|<a href="https://codeforces.com/problemset/problem/1115/G2" target="_blank">OR oracle</a>|1600|
|48|1140C|<a href="https://codeforces.com/problemset/problem/1140/C" target="_blank">Playlist</a>|1600|
|49|1165D|<a href="https://codeforces.com/problemset/problem/1165/D" target="_blank">Almost All Divisors</a>|1600|
|50|1165E|<a href="https://codeforces.com/problemset/problem/1165/E" target="_blank">Two Arrays and Sum of Functions</a>|1600|
|51|1175C|<a href="https://codeforces.com/problemset/problem/1175/C" target="_blank">Electrification</a>|1600|
|52|1184C1|<a href="https://codeforces.com/problemset/problem/1184/C1" target="_blank">Heidi and the Turing Test (Easy)</a>|1600|
|53|1213D2|<a href="https://codeforces.com/problemset/problem/1213/D2" target="_blank">Equalizing by Division (hard version)</a>|1600|
|54|1234D|<a href="https://codeforces.com/problemset/problem/1234/D" target="_blank">Distinct Characters Queries</a>|1600|
|55|1288C|<a href="https://codeforces.com/problemset/problem/1288/C" target="_blank">Two Arrays</a>|1600|
|56|1295C|<a href="https://codeforces.com/problemset/problem/1295/C" target="_blank">Obtain The String</a>|1600|
|57|1334C|<a href="https://codeforces.com/problemset/problem/1334/C" target="_blank">Circle of Monsters</a>|1600|
|58|1342C|<a href="https://codeforces.com/problemset/problem/1342/C" target="_blank">Yet Another Counting Problem</a>|1600|
|59|1352G|<a href="https://codeforces.com/problemset/problem/1352/G" target="_blank">Special Permutation</a>|1600|
|60|1363C|<a href="https://codeforces.com/problemset/problem/1363/C" target="_blank">Game On Leaves</a>|1600|
|61|1364C|<a href="https://codeforces.com/problemset/problem/1364/C" target="_blank">Ehab and Prefix MEXs</a>|1600|
|62|1373D|<a href="https://codeforces.com/problemset/problem/1373/D" target="_blank">Maximum Sum on Even Positions</a>|1600|
|63|1395C|<a href="https://codeforces.com/problemset/problem/1395/C" target="_blank">Boboniu and Bit Operations</a>|1600|
|64|1396A|<a href="https://codeforces.com/problemset/problem/1396/A" target="_blank">Multiples of Length</a>|1600|
|65|1398C|<a href="https://codeforces.com/problemset/problem/1398/C" target="_blank">Good Subarrays</a>|1600|
|66|1423K|<a href="https://codeforces.com/problemset/problem/1423/K" target="_blank">Lonely Numbers</a>|1600|
|67|1458A|<a href="https://codeforces.com/problemset/problem/1458/A" target="_blank">Row GCD</a>|1600|
|68|1482C|<a href="https://codeforces.com/problemset/problem/1482/C" target="_blank">Basic Diplomacy</a>|1600|
|69|1497C2|<a href="https://codeforces.com/problemset/problem/1497/C2" target="_blank">k-LCM (hard version)</a>|1600|
|70|1511D|<a href="https://codeforces.com/problemset/problem/1511/D" target="_blank">Min Cost String</a>|1600|
|71|1513C|<a href="https://codeforces.com/problemset/problem/1513/C" target="_blank">Add One</a>|1600|
|72|1514C|<a href="https://codeforces.com/problemset/problem/1514/C" target="_blank">Product 1 Modulo N</a>|1600|
|73|1519D|<a href="https://codeforces.com/problemset/problem/1519/D" target="_blank">Maximum Sum of Products</a>|1600|
|74|1603B|<a href="https://codeforces.com/problemset/problem/1603/B" target="_blank">Moderate Modular Mode</a>|1600|
|75|1610C|<a href="https://codeforces.com/problemset/problem/1610/C" target="_blank">Keshi Is Throwing a Party</a>|1600|
|76|1612D|<a href="https://codeforces.com/problemset/problem/1612/D" target="_blank">X-Magic Pair</a>|1600|
|77|1633D|<a href="https://codeforces.com/problemset/problem/1633/D" target="_blank">Make Them Equal</a>|1600|
|78|1753B|<a href="https://codeforces.com/problemset/problem/1753/B" target="_blank">Factorial Divisibility</a>|1600|
|79|1771C|<a href="https://codeforces.com/problemset/problem/1771/C" target="_blank">Hossam and Trainees</a>|1600|
|80|1774D|<a href="https://codeforces.com/problemset/problem/1774/D" target="_blank">Same Count One</a>|1600|
|81|1787C|<a href="https://codeforces.com/problemset/problem/1787/C" target="_blank">Remove the Bracket</a>|1600|
|82|1833E|<a href="https://codeforces.com/problemset/problem/1833/E" target="_blank">Round Dance</a>|1600|
|83|1971F|<a href="https://codeforces.com/problemset/problem/1971/F" target="_blank">Circle Perimeter</a>|1600|
|84|1985G|<a href="https://codeforces.com/problemset/problem/1985/G" target="_blank">D-Function</a>|1600|
|85|1996E|<a href="https://codeforces.com/problemset/problem/1996/E" target="_blank">Decode</a>|1600|
|86|2004D|<a href="https://codeforces.com/problemset/problem/2004/D" target="_blank">Colored Portals</a>|1600|
|87|2046B|<a href="https://codeforces.com/problemset/problem/2046/B" target="_blank">Move Back at a Cost</a>|1600|
|88|2085C|<a href="https://codeforces.com/problemset/problem/2085/C" target="_blank">Serval and The Formula</a>|1600|
|89|2094F|<a href="https://codeforces.com/problemset/problem/2094/F" target="_blank">Trulimero Trulicina</a>|1600|
|90|2132D|<a href="https://codeforces.com/problemset/problem/2132/D" target="_blank">From 1 to Infinity</a>|1600|
|91|2199C|<a href="https://codeforces.com/problemset/problem/2199/C" target="_blank">Minesweeper</a>|1600|
</details>

<details open>
 <summary>Rating 1700</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|14C|<a href="https://codeforces.com/problemset/problem/14/C" target="_blank">Four Segments</a>|1700|
|2|18B|<a href="https://codeforces.com/problemset/problem/18/B" target="_blank">Platforms</a>|1700|
|3|20A|<a href="https://codeforces.com/problemset/problem/20/A" target="_blank">BerOS file system</a>|1700|
|4|22C|<a href="https://codeforces.com/problemset/problem/22/C" target="_blank">System Administrator</a>|1700|
|5|31C|<a href="https://codeforces.com/problemset/problem/31/C" target="_blank">Schedule</a>|1700|
|6|53B|<a href="https://codeforces.com/problemset/problem/53/B" target="_blank">Blog Photo</a>|1700|
|7|76E|<a href="https://codeforces.com/problemset/problem/76/E" target="_blank">Points</a>|1700|
|8|130G|<a href="https://codeforces.com/problemset/problem/130/G" target="_blank">CAPS LOCK ON</a>|1700|
|9|140A|<a href="https://codeforces.com/problemset/problem/140/A" target="_blank">New Year Table</a>|1700|
|10|216B|<a href="https://codeforces.com/problemset/problem/216/B" target="_blank">Forming Teams</a>|1700|
|11|275B|<a href="https://codeforces.com/problemset/problem/275/B" target="_blank">Convex Shape</a>|1700|
|12|349B|<a href="https://codeforces.com/problemset/problem/349/B" target="_blank">Color the Fence</a>|1700|
|13|439C|<a href="https://codeforces.com/problemset/problem/439/C" target="_blank">Devu and Partitioning of the Array</a>|1700|
|14|466C|<a href="https://codeforces.com/problemset/problem/466/C" target="_blank">Number of Ways</a>|1700|
|15|490C|<a href="https://codeforces.com/problemset/problem/490/C" target="_blank">Hacking Cypher</a>|1700|
|16|530E|<a href="https://codeforces.com/problemset/problem/530/E" target="_blank">Sum and product</a>|1700|
|17|578A|<a href="https://codeforces.com/problemset/problem/578/A" target="_blank">A Problem about Polyline</a>|1700|
|18|581D|<a href="https://codeforces.com/problemset/problem/581/D" target="_blank">Three Logos</a>|1700|
|19|598D|<a href="https://codeforces.com/problemset/problem/598/D" target="_blank">Igor In the Museum</a>|1700|
|20|622C|<a href="https://codeforces.com/problemset/problem/622/C" target="_blank">Not Equal on a Segment</a>|1700|
|21|627A|<a href="https://codeforces.com/problemset/problem/627/A" target="_blank">XOR Equation</a>|1700|
|22|632C|<a href="https://codeforces.com/problemset/problem/632/C" target="_blank">The Smallest String Concatenation</a>|1700|
|23|678D|<a href="https://codeforces.com/problemset/problem/678/D" target="_blank">Iterated Linear Function</a>|1700|
|24|900C|<a href="https://codeforces.com/problemset/problem/900/C" target="_blank">Remove Extra One</a>|1700|
|25|915C|<a href="https://codeforces.com/problemset/problem/915/C" target="_blank">Permute Digits</a>|1700|
|26|919D|<a href="https://codeforces.com/problemset/problem/919/D" target="_blank">Substring</a>|1700|
|27|926I|<a href="https://codeforces.com/problemset/problem/926/I" target="_blank">A Vital Problem</a>|1700|
|28|983A|<a href="https://codeforces.com/problemset/problem/983/A" target="_blank">Finite or not?</a>|1700|
|29|1102E|<a href="https://codeforces.com/problemset/problem/1102/E" target="_blank">Monotonic Renumeration</a>|1700|
|30|1132C|<a href="https://codeforces.com/problemset/problem/1132/C" target="_blank">Painting the Fence</a>|1700|
|31|1141E|<a href="https://codeforces.com/problemset/problem/1141/E" target="_blank">Superhero Battle</a>|1700|
|32|1144F|<a href="https://codeforces.com/problemset/problem/1144/F" target="_blank">Graph Without Long Directed Paths</a>|1700|
|33|1157E|<a href="https://codeforces.com/problemset/problem/1157/E" target="_blank">Minimum Array</a>|1700|
|34|1217C|<a href="https://codeforces.com/problemset/problem/1217/C" target="_blank">The Number Of Good Substrings</a>|1700|
|35|1219C|<a href="https://codeforces.com/problemset/problem/1219/C" target="_blank">Periodic integer number</a>|1700|
|36|1268A|<a href="https://codeforces.com/problemset/problem/1268/A" target="_blank">Long Beautiful Integer</a>|1700|
|37|1312D|<a href="https://codeforces.com/problemset/problem/1312/D" target="_blank">Count the Arrays</a>|1700|
|38|1325D|<a href="https://codeforces.com/problemset/problem/1325/D" target="_blank">Ehab the Xorcist</a>|1700|
|39|1329B|<a href="https://codeforces.com/problemset/problem/1329/B" target="_blank">Dreamoon Likes Sequences</a>|1700|
|40|1343D|<a href="https://codeforces.com/problemset/problem/1343/D" target="_blank">Constant Palindrome Sum</a>|1700|
|41|1468F|<a href="https://codeforces.com/problemset/problem/1468/F" target="_blank">Full Turn</a>|1700|
|42|1485C|<a href="https://codeforces.com/problemset/problem/1485/C" target="_blank">Floor and Mod</a>|1700|
|43|1497E1|<a href="https://codeforces.com/problemset/problem/1497/E1" target="_blank">Square-free division (easy version)</a>|1700|
|44|1512G|<a href="https://codeforces.com/problemset/problem/1512/G" target="_blank">Short Task</a>|1700|
|45|1551D1|<a href="https://codeforces.com/problemset/problem/1551/D1" target="_blank">Domino (easy version)</a>|1700|
|46|1554B|<a href="https://codeforces.com/problemset/problem/1554/B" target="_blank">Cobb</a>|1700|
|47|1644D|<a href="https://codeforces.com/problemset/problem/1644/D" target="_blank">Cross Coloring</a>|1700|
|48|1681D|<a href="https://codeforces.com/problemset/problem/1681/D" target="_blank">Required Length</a>|1700|
|49|1695C|<a href="https://codeforces.com/problemset/problem/1695/C" target="_blank">Zero Path</a>|1700|
|50|1722F|<a href="https://codeforces.com/problemset/problem/1722/F" target="_blank">L-shapes</a>|1700|
|51|1792D|<a href="https://codeforces.com/problemset/problem/1792/D" target="_blank">Fixed Prefix Permutations</a>|1700|
|52|1829H|<a href="https://codeforces.com/problemset/problem/1829/H" target="_blank">Don't Blame Me</a>|1700|
|53|1879D|<a href="https://codeforces.com/problemset/problem/1879/D" target="_blank">Sum of XOR Functions</a>|1700|
|54|1881F|<a href="https://codeforces.com/problemset/problem/1881/F" target="_blank">Minimum Maximum Distance</a>|1700|
|55|1883E|<a href="https://codeforces.com/problemset/problem/1883/E" target="_blank">Look Back</a>|1700|
|56|1931F|<a href="https://codeforces.com/problemset/problem/1931/F" target="_blank">Chat Screenshots</a>|1700|
|57|1948D|<a href="https://codeforces.com/problemset/problem/1948/D" target="_blank">Tandem Repeats?</a>|1700|
|58|1970C2|<a href="https://codeforces.com/problemset/problem/1970/C2" target="_blank">Game on Tree (Medium)</a>|1700|
|59|1971G|<a href="https://codeforces.com/problemset/problem/1971/G" target="_blank">XOUR</a>|1700|
|60|2041D|<a href="https://codeforces.com/problemset/problem/2041/D" target="_blank">Drunken Maze</a>|1700|
|61|2050F|<a href="https://codeforces.com/problemset/problem/2050/F" target="_blank">Maximum modulo equality</a>|1700|
|62|2089A|<a href="https://codeforces.com/problemset/problem/2089/A" target="_blank">Simple Permutation</a>|1700|
|63|2132E|<a href="https://codeforces.com/problemset/problem/2132/E" target="_blank">Arithmetics Competition</a>|1700|
</details>

<details open>
 <summary>Rating 1800</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|7C|<a href="https://codeforces.com/problemset/problem/7/C" target="_blank">Line</a>|1800|
|2|16C|<a href="https://codeforces.com/problemset/problem/16/C" target="_blank">Monitor</a>|1800|
|3|33B|<a href="https://codeforces.com/problemset/problem/33/B" target="_blank">String Problem</a>|1800|
|4|45J|<a href="https://codeforces.com/problemset/problem/45/J" target="_blank">Planting Trees</a>|1800|
|5|49D|<a href="https://codeforces.com/problemset/problem/49/D" target="_blank">Game</a>|1800|
|6|64D|<a href="https://codeforces.com/problemset/problem/64/D" target="_blank">Presents</a>|1800|
|7|64E|<a href="https://codeforces.com/problemset/problem/64/E" target="_blank">Prime Segment</a>|1800|
|8|67A|<a href="https://codeforces.com/problemset/problem/67/A" target="_blank">Partial Teacher</a>|1800|
|9|69E|<a href="https://codeforces.com/problemset/problem/69/E" target="_blank">Subsegments</a>|1800|
|10|100G|<a href="https://codeforces.com/problemset/problem/100/G" target="_blank">Name the album</a>|1800|
|11|130J|<a href="https://codeforces.com/problemset/problem/130/J" target="_blank">Date calculation</a>|1800|
|12|153B|<a href="https://codeforces.com/problemset/problem/153/B" target="_blank">Binary notation</a>|1800|
|13|161D|<a href="https://codeforces.com/problemset/problem/161/D" target="_blank">Distance in Tree</a>|1800|
|14|162B|<a href="https://codeforces.com/problemset/problem/162/B" target="_blank">Binary notation</a>|1800|
|15|162F|<a href="https://codeforces.com/problemset/problem/162/F" target="_blank">Factorial zeros</a>|1800|
|16|162H|<a href="https://codeforces.com/problemset/problem/162/H" target="_blank">Alternating case</a>|1800|
|17|162J|<a href="https://codeforces.com/problemset/problem/162/J" target="_blank">Brackets</a>|1800|
|18|301A|<a href="https://codeforces.com/problemset/problem/301/A" target="_blank">Yaroslav and Sequence</a>|1800|
|19|404C|<a href="https://codeforces.com/problemset/problem/404/C" target="_blank">Restore Graph</a>|1800|
|20|440C|<a href="https://codeforces.com/problemset/problem/440/C" target="_blank">One-Based Arithmetic</a>|1800|
|21|452B|<a href="https://codeforces.com/problemset/problem/452/B" target="_blank">4-point polyline</a>|1800|
|22|470B|<a href="https://codeforces.com/problemset/problem/470/B" target="_blank">Hexakosioihexekontahexaphobia</a>|1800|
|23|513B2|<a href="https://codeforces.com/problemset/problem/513/B2" target="_blank">Permutations</a>|1800|
|24|612D|<a href="https://codeforces.com/problemset/problem/612/D" target="_blank">The Union of k-Segments</a>|1800|
|25|652D|<a href="https://codeforces.com/problemset/problem/652/D" target="_blank">Nested Segments</a>|1800|
|26|663A|<a href="https://codeforces.com/problemset/problem/663/A" target="_blank">Rebus</a>|1800|
|27|683E|<a href="https://codeforces.com/problemset/problem/683/E" target="_blank">Hammer throwing</a>|1800|
|28|691C|<a href="https://codeforces.com/problemset/problem/691/C" target="_blank">Exponential notation</a>|1800|
|29|802A1|<a href="https://codeforces.com/problemset/problem/802/A1" target="_blank">Heidi and Library (easy)</a>|1800|
|30|802A2|<a href="https://codeforces.com/problemset/problem/802/A2" target="_blank">Heidi and Library (medium)</a>|1800|
|31|802B|<a href="https://codeforces.com/problemset/problem/802/B" target="_blank">Heidi and Library (medium)</a>|1800|
|32|846F|<a href="https://codeforces.com/problemset/problem/846/F" target="_blank">Random Query</a>|1800|
|33|883H|<a href="https://codeforces.com/problemset/problem/883/H" target="_blank">Palindromic Cut</a>|1800|
|34|926B|<a href="https://codeforces.com/problemset/problem/926/B" target="_blank">Add Points</a>|1800|
|35|1030D|<a href="https://codeforces.com/problemset/problem/1030/D" target="_blank">Vasya and Triangle</a>|1800|
|36|1042D|<a href="https://codeforces.com/problemset/problem/1042/D" target="_blank">Petya and Array</a>|1800|
|37|1076D|<a href="https://codeforces.com/problemset/problem/1076/D" target="_blank">Edge Deletion</a>|1800|
|38|1152C|<a href="https://codeforces.com/problemset/problem/1152/C" target="_blank">Neko does Maths</a>|1800|
|39|1177B|<a href="https://codeforces.com/problemset/problem/1177/B" target="_blank">Digits Sequence (Hard Edition)</a>|1800|
|40|1208C|<a href="https://codeforces.com/problemset/problem/1208/C" target="_blank">Magic Grid</a>|1800|
|41|1213G|<a href="https://codeforces.com/problemset/problem/1213/G" target="_blank">Path Queries</a>|1800|
|42|1225D|<a href="https://codeforces.com/problemset/problem/1225/D" target="_blank">Power Products</a>|1800|
|43|1249D1|<a href="https://codeforces.com/problemset/problem/1249/D1" target="_blank">Too Many Segments (easy version)</a>|1800|
|44|1249D2|<a href="https://codeforces.com/problemset/problem/1249/D2" target="_blank">Too Many Segments (hard version)</a>|1800|
|45|1267L|<a href="https://codeforces.com/problemset/problem/1267/L" target="_blank">Lexicography</a>|1800|
|46|1286B|<a href="https://codeforces.com/problemset/problem/1286/B" target="_blank">Numbers on Tree</a>|1800|
|47|1295D|<a href="https://codeforces.com/problemset/problem/1295/D" target="_blank">Same GCDs</a>|1800|
|48|1327E|<a href="https://codeforces.com/problemset/problem/1327/E" target="_blank">Count The Blocks</a>|1800|
|49|1329A|<a href="https://codeforces.com/problemset/problem/1329/A" target="_blank">Dreamoon Likes Coloring</a>|1800|
|50|1442A|<a href="https://codeforces.com/problemset/problem/1442/A" target="_blank">Extreme Subtraction</a>|1800|
|51|1462F|<a href="https://codeforces.com/problemset/problem/1462/F" target="_blank">The Treasure of The Segments</a>|1800|
|52|1466E|<a href="https://codeforces.com/problemset/problem/1466/E" target="_blank">Apollo versus Pan</a>|1800|
|53|1491D|<a href="https://codeforces.com/problemset/problem/1491/D" target="_blank">Zookeeper and The Infinite Zoo</a>|1800|
|54|1666C|<a href="https://codeforces.com/problemset/problem/1666/C" target="_blank">Connect the Points</a>|1800|
|55|1666L|<a href="https://codeforces.com/problemset/problem/1666/L" target="_blank">Labyrinth</a>|1800|
|56|1691D|<a href="https://codeforces.com/problemset/problem/1691/D" target="_blank">Max GEQ Sum</a>|1800|
|57|1721D|<a href="https://codeforces.com/problemset/problem/1721/D" target="_blank">Maximum AND</a>|1800|
|58|1758D|<a href="https://codeforces.com/problemset/problem/1758/D" target="_blank">Range = √Sum</a>|1800|
|59|1781D|<a href="https://codeforces.com/problemset/problem/1781/D" target="_blank">Many Perfect Squares</a>|1800|
|60|1922E|<a href="https://codeforces.com/problemset/problem/1922/E" target="_blank">Increasing Subsequences</a>|1800|
|61|1935D|<a href="https://codeforces.com/problemset/problem/1935/D" target="_blank">Exam in MAC</a>|1800|
|62|1970E1|<a href="https://codeforces.com/problemset/problem/1970/E1" target="_blank">Trails (Easy)</a>|1800|
|63|2008G|<a href="https://codeforces.com/problemset/problem/2008/G" target="_blank">Sakurako's Task</a>|1800|
|64|2033F|<a href="https://codeforces.com/problemset/problem/2033/F" target="_blank">Kosuke's Sloth</a>|1800|
|65|2043D|<a href="https://codeforces.com/problemset/problem/2043/D" target="_blank">Problem about GCD</a>|1800|
|66|2148F|<a href="https://codeforces.com/problemset/problem/2148/F" target="_blank">Gravity Falls</a>|1800|
|67|2184E|<a href="https://codeforces.com/problemset/problem/2184/E" target="_blank">Exquisite Array</a>|1800|
|68|2187B|<a href="https://codeforces.com/problemset/problem/2187/B" target="_blank">Shortest Statement Ever</a>|1800|
|69|2206H|<a href="https://codeforces.com/problemset/problem/2206/H" target="_blank">Reflect Sort</a>|1800|
</details>

<details open>
 <summary>Rating 1900</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|5C|<a href="https://codeforces.com/problemset/problem/5/C" target="_blank">Longest Regular Bracket Sequence</a>|1900|
|2|14D|<a href="https://codeforces.com/problemset/problem/14/D" target="_blank">Two Paths</a>|1900|
|3|16E|<a href="https://codeforces.com/problemset/problem/16/E" target="_blank">Fish</a>|1900|
|4|19B|<a href="https://codeforces.com/problemset/problem/19/B" target="_blank">Checkout Assistant</a>|1900|
|5|20C|<a href="https://codeforces.com/problemset/problem/20/C" target="_blank">Dijkstra?</a>|1900|
|6|22D|<a href="https://codeforces.com/problemset/problem/22/D" target="_blank">Segments</a>|1900|
|7|25C|<a href="https://codeforces.com/problemset/problem/25/C" target="_blank">Roads in Berland</a>|1900|
|8|25D|<a href="https://codeforces.com/problemset/problem/25/D" target="_blank">Roads not only in Berland</a>|1900|
|9|27C|<a href="https://codeforces.com/problemset/problem/27/C" target="_blank">Unordered Subsequence</a>|1900|
|10|37C|<a href="https://codeforces.com/problemset/problem/37/C" target="_blank">Old Berland Language</a>|1900|
|11|41D|<a href="https://codeforces.com/problemset/problem/41/D" target="_blank">Pawn</a>|1900|
|12|41E|<a href="https://codeforces.com/problemset/problem/41/E" target="_blank">3-cycles</a>|1900|
|13|45C|<a href="https://codeforces.com/problemset/problem/45/C" target="_blank">Dancing Lessons</a>|1900|
|14|45D|<a href="https://codeforces.com/problemset/problem/45/D" target="_blank">Event Dates</a>|1900|
|15|55C|<a href="https://codeforces.com/problemset/problem/55/C" target="_blank">Pie or die</a>|1900|
|16|57C|<a href="https://codeforces.com/problemset/problem/57/C" target="_blank">Array</a>|1900|
|17|134B|<a href="https://codeforces.com/problemset/problem/134/B" target="_blank">Pairs of Numbers</a>|1900|
|18|138B|<a href="https://codeforces.com/problemset/problem/138/B" target="_blank">Digits Permutations</a>|1900|
|19|162D|<a href="https://codeforces.com/problemset/problem/162/D" target="_blank">Remove digits</a>|1900|
|20|294C|<a href="https://codeforces.com/problemset/problem/294/C" target="_blank">Shaass and Lights</a>|1900|
|21|319B|<a href="https://codeforces.com/problemset/problem/319/B" target="_blank">Psychos in a Line</a>|1900|
|22|335B|<a href="https://codeforces.com/problemset/problem/335/B" target="_blank">Palindrome</a>|1900|
|23|388B|<a href="https://codeforces.com/problemset/problem/388/B" target="_blank">Fox and Minimal path</a>|1900|
|24|455B|<a href="https://codeforces.com/problemset/problem/455/B" target="_blank">A Lot of Games</a>|1900|
|25|463C|<a href="https://codeforces.com/problemset/problem/463/C" target="_blank">Gargari and Bishops</a>|1900|
|26|463D|<a href="https://codeforces.com/problemset/problem/463/D" target="_blank">Gargari and Permutations</a>|1900|
|27|470C|<a href="https://codeforces.com/problemset/problem/470/C" target="_blank">Eval</a>|1900|
|28|470D|<a href="https://codeforces.com/problemset/problem/470/D" target="_blank">Caesar Cipher</a>|1900|
|29|470E|<a href="https://codeforces.com/problemset/problem/470/E" target="_blank">Chessboard</a>|1900|
|30|540D|<a href="https://codeforces.com/problemset/problem/540/D" target="_blank">Bad Luck Island</a>|1900|
|31|550D|<a href="https://codeforces.com/problemset/problem/550/D" target="_blank">Regular Bridge</a>|1900|
|32|552D|<a href="https://codeforces.com/problemset/problem/552/D" target="_blank">Vanya and Triangles</a>|1900|
|33|597C|<a href="https://codeforces.com/problemset/problem/597/C" target="_blank">Subsequences</a>|1900|
|34|648D|<a href="https://codeforces.com/problemset/problem/648/D" target="_blank">Собачки и миски</a>|1900|
|35|660D|<a href="https://codeforces.com/problemset/problem/660/D" target="_blank">Number of Parallelograms</a>|1900|
|36|661B|<a href="https://codeforces.com/problemset/problem/661/B" target="_blank">Seasons</a>|1900|
|37|661F|<a href="https://codeforces.com/problemset/problem/661/F" target="_blank">Primes in Interval</a>|1900|
|38|683G|<a href="https://codeforces.com/problemset/problem/683/G" target="_blank">The Fraction</a>|1900|
|39|746E|<a href="https://codeforces.com/problemset/problem/746/E" target="_blank">Numbers Exchange</a>|1900|
|40|803C|<a href="https://codeforces.com/problemset/problem/803/C" target="_blank">Maximal GCD</a>|1900|
|41|846D|<a href="https://codeforces.com/problemset/problem/846/D" target="_blank">Monitor</a>|1900|
|42|883G|<a href="https://codeforces.com/problemset/problem/883/G" target="_blank">Orientation of Edges</a>|1900|
|43|999D|<a href="https://codeforces.com/problemset/problem/999/D" target="_blank">Equalize the Remainders</a>|1900|
|44|1036C|<a href="https://codeforces.com/problemset/problem/1036/C" target="_blank">Classy Numbers</a>|1900|
|45|1041E|<a href="https://codeforces.com/problemset/problem/1041/E" target="_blank">Tree Reconstruction</a>|1900|
|46|1067A|<a href="https://codeforces.com/problemset/problem/1067/A" target="_blank">Array Without Local Maximums </a>|1900|
|47|1089F|<a href="https://codeforces.com/problemset/problem/1089/F" target="_blank">Fractions</a>|1900|
|48|1168B|<a href="https://codeforces.com/problemset/problem/1168/B" target="_blank">Good Triple</a>|1900|
|49|1174D|<a href="https://codeforces.com/problemset/problem/1174/D" target="_blank">Ehab and the Expected XOR Problem</a>|1900|
|50|1175D|<a href="https://codeforces.com/problemset/problem/1175/D" target="_blank">Array Splitting</a>|1900|
|51|1205B|<a href="https://codeforces.com/problemset/problem/1205/B" target="_blank">Shortest Cycle</a>|1900|
|52|1272E|<a href="https://codeforces.com/problemset/problem/1272/E" target="_blank">Nearest Opposite Parity</a>|1900|
|53|1276B|<a href="https://codeforces.com/problemset/problem/1276/B" target="_blank">Two Fairs</a>|1900|
|54|1285D|<a href="https://codeforces.com/problemset/problem/1285/D" target="_blank">Dr. Evil Underscores</a>|1900|
|55|1303D|<a href="https://codeforces.com/problemset/problem/1303/D" target="_blank">Fill The Bag</a>|1900|
|56|1311F|<a href="https://codeforces.com/problemset/problem/1311/F" target="_blank">Moving Points</a>|1900|
|57|1360G|<a href="https://codeforces.com/problemset/problem/1360/G" target="_blank">A/B Matrix</a>|1900|
|58|1400D|<a href="https://codeforces.com/problemset/problem/1400/D" target="_blank">Zigzags</a>|1900|
|59|1423B|<a href="https://codeforces.com/problemset/problem/1423/B" target="_blank">Valuable Paper</a>|1900|
|60|1488C|<a href="https://codeforces.com/problemset/problem/1488/C" target="_blank">Two Policemen</a>|1900|
|61|1492D|<a href="https://codeforces.com/problemset/problem/1492/D" target="_blank">Genius's Gambit</a>|1900|
|62|1560F1|<a href="https://codeforces.com/problemset/problem/1560/F1" target="_blank">Nearest Beautiful Number (easy version)</a>|1900|
|63|1593D2|<a href="https://codeforces.com/problemset/problem/1593/D2" target="_blank">Half of Same</a>|1900|
|64|1600E|<a href="https://codeforces.com/problemset/problem/1600/E" target="_blank">Array Game</a>|1900|
|65|1651D|<a href="https://codeforces.com/problemset/problem/1651/D" target="_blank">Nearest Excluded Points</a>|1900|
|66|1656D|<a href="https://codeforces.com/problemset/problem/1656/D" target="_blank">K-good</a>|1900|
|67|1701D|<a href="https://codeforces.com/problemset/problem/1701/D" target="_blank">Permutation Restoration</a>|1900|
|68|1714F|<a href="https://codeforces.com/problemset/problem/1714/F" target="_blank">Build a Tree and That Is It</a>|1900|
|69|1739D|<a href="https://codeforces.com/problemset/problem/1739/D" target="_blank">Reset K Edges</a>|1900|
|70|1744E2|<a href="https://codeforces.com/problemset/problem/1744/E2" target="_blank">Divisible Numbers (hard version)</a>|1900|
|71|1773A|<a href="https://codeforces.com/problemset/problem/1773/A" target="_blank">Amazing Trick</a>|1900|
|72|1895D|<a href="https://codeforces.com/problemset/problem/1895/D" target="_blank">XOR Construction</a>|1900|
|73|1902E|<a href="https://codeforces.com/problemset/problem/1902/E" target="_blank">Collapsing Strings</a>|1900|
|74|1921F|<a href="https://codeforces.com/problemset/problem/1921/F" target="_blank">Sum of Progression</a>|1900|
|75|1927F|<a href="https://codeforces.com/problemset/problem/1927/F" target="_blank">Microcycle</a>|1900|
|76|1958E|<a href="https://codeforces.com/problemset/problem/1958/E" target="_blank">Yet Another Permutation Constructive</a>|1900|
|77|1970C3|<a href="https://codeforces.com/problemset/problem/1970/C3" target="_blank">Game on Tree (Hard)</a>|1900|
|78|1996F|<a href="https://codeforces.com/problemset/problem/1996/F" target="_blank">Bomb</a>|1900|
|79|2000F|<a href="https://codeforces.com/problemset/problem/2000/F" target="_blank">Color Rows and Columns</a>|1900|
|80|2013D|<a href="https://codeforces.com/problemset/problem/2013/D" target="_blank">Minimize the Difference</a>|1900|
|81|2026D|<a href="https://codeforces.com/problemset/problem/2026/D" target="_blank">Sums of Segments</a>|1900|
|82|2050G|<a href="https://codeforces.com/problemset/problem/2050/G" target="_blank">Tree Destruction</a>|1900|
|83|2094H|<a href="https://codeforces.com/problemset/problem/2094/H" target="_blank">La Vaca Saturno Saturnita</a>|1900|
|84|2117G|<a href="https://codeforces.com/problemset/problem/2117/G" target="_blank">Omg Graph</a>|1900|
|85|2184G|<a href="https://codeforces.com/problemset/problem/2184/G" target="_blank">Nastiness of Segments</a>|1900|
</details>

<details open>
 <summary>Rating 2000</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|2B|<a href="https://codeforces.com/problemset/problem/2/B" target="_blank">The least round way</a>|2000|
|2|18E|<a href="https://codeforces.com/problemset/problem/18/E" target="_blank">Flag 2</a>|2000|
|3|20B|<a href="https://codeforces.com/problemset/problem/20/B" target="_blank">Equation</a>|2000|
|4|21B|<a href="https://codeforces.com/problemset/problem/21/B" target="_blank">Intersection</a>|2000|
|5|21C|<a href="https://codeforces.com/problemset/problem/21/C" target="_blank">Stripe 2</a>|2000|
|6|26C|<a href="https://codeforces.com/problemset/problem/26/C" target="_blank">Parquet</a>|2000|
|7|27E|<a href="https://codeforces.com/problemset/problem/27/E" target="_blank">Number With The Given Amount Of Divisors</a>|2000|
|8|29D|<a href="https://codeforces.com/problemset/problem/29/D" target="_blank">Ant on the Tree</a>|2000|
|9|47C|<a href="https://codeforces.com/problemset/problem/47/C" target="_blank">Crossword</a>|2000|
|10|64F|<a href="https://codeforces.com/problemset/problem/64/F" target="_blank">Domain</a>|2000|
|11|101C|<a href="https://codeforces.com/problemset/problem/101/C" target="_blank">Vectors</a>|2000|
|12|117C|<a href="https://codeforces.com/problemset/problem/117/C" target="_blank">Cycle</a>|2000|
|13|118E|<a href="https://codeforces.com/problemset/problem/118/E" target="_blank">Bertown roads</a>|2000|
|14|128D|<a href="https://codeforces.com/problemset/problem/128/D" target="_blank">Numbers</a>|2000|
|15|153D|<a href="https://codeforces.com/problemset/problem/153/D" target="_blank">Date Change</a>|2000|
|16|162G|<a href="https://codeforces.com/problemset/problem/162/G" target="_blank">Non-decimal sum</a>|2000|
|17|162I|<a href="https://codeforces.com/problemset/problem/162/I" target="_blank">Truncatable primes</a>|2000|
|18|267B|<a href="https://codeforces.com/problemset/problem/267/B" target="_blank">Dominoes</a>|2000|
|19|345C|<a href="https://codeforces.com/problemset/problem/345/C" target="_blank">Counting Fridays</a>|2000|
|20|388C|<a href="https://codeforces.com/problemset/problem/388/C" target="_blank">Fox and Card Game</a>|2000|
|21|461B|<a href="https://codeforces.com/problemset/problem/461/B" target="_blank">Appleman and Tree</a>|2000|
|22|466B|<a href="https://codeforces.com/problemset/problem/466/B" target="_blank">Wonder Room</a>|2000|
|23|490E|<a href="https://codeforces.com/problemset/problem/490/E" target="_blank">Restoring Increasing Sequence</a>|2000|
|24|514C|<a href="https://codeforces.com/problemset/problem/514/C" target="_blank">Watto and Mechanism</a>|2000|
|25|600D|<a href="https://codeforces.com/problemset/problem/600/D" target="_blank">Area of Two Circles' Intersection</a>|2000|
|26|661C|<a href="https://codeforces.com/problemset/problem/661/C" target="_blank">Array Sum</a>|2000|
|27|661E|<a href="https://codeforces.com/problemset/problem/661/E" target="_blank">Divisibility Check</a>|2000|
|28|710E|<a href="https://codeforces.com/problemset/problem/710/E" target="_blank">Generate a String</a>|2000|
|29|961D|<a href="https://codeforces.com/problemset/problem/961/D" target="_blank">Pair Of Lines</a>|2000|
|30|963B|<a href="https://codeforces.com/problemset/problem/963/B" target="_blank">Destruction of a Tree</a>|2000|
|31|1082E|<a href="https://codeforces.com/problemset/problem/1082/E" target="_blank">Increasing Frequency</a>|2000|
|32|1092E|<a href="https://codeforces.com/problemset/problem/1092/E" target="_blank">Minimal Diameter Forest</a>|2000|
|33|1101D|<a href="https://codeforces.com/problemset/problem/1101/D" target="_blank">GCD Counting</a>|2000|
|34|1132F|<a href="https://codeforces.com/problemset/problem/1132/F" target="_blank">Clear the String</a>|2000|
|35|1156C|<a href="https://codeforces.com/problemset/problem/1156/C" target="_blank">Match Points</a>|2000|
|36|1200E|<a href="https://codeforces.com/problemset/problem/1200/E" target="_blank">Compress Words</a>|2000|
|37|1209E1|<a href="https://codeforces.com/problemset/problem/1209/E1" target="_blank">Rotate Columns (easy version)</a>|2000|
|38|1211D|<a href="https://codeforces.com/problemset/problem/1211/D" target="_blank">Teams</a>|2000|
|39|1244E|<a href="https://codeforces.com/problemset/problem/1244/E" target="_blank">Minimizing Difference</a>|2000|
|40|1288D|<a href="https://codeforces.com/problemset/problem/1288/D" target="_blank">Minimax Problem</a>|2000|
|41|1311D|<a href="https://codeforces.com/problemset/problem/1311/D" target="_blank">Three Integers</a>|2000|
|42|1354C2|<a href="https://codeforces.com/problemset/problem/1354/C2" target="_blank">Not So Simple Polygon Embedding</a>|2000|
|43|1366D|<a href="https://codeforces.com/problemset/problem/1366/D" target="_blank">Two Divisors</a>|2000|
|44|1416B|<a href="https://codeforces.com/problemset/problem/1416/B" target="_blank">Make Them Equal</a>|2000|
|45|1830B|<a href="https://codeforces.com/problemset/problem/1830/B" target="_blank">The BOSS Can Count Pairs</a>|2000|
|46|1851G|<a href="https://codeforces.com/problemset/problem/1851/G" target="_blank">Vlad and the Mountains</a>|2000|
|47|1923E|<a href="https://codeforces.com/problemset/problem/1923/E" target="_blank">Count Paths</a>|2000|
|48|1970E2|<a href="https://codeforces.com/problemset/problem/1970/E2" target="_blank">Trails (Medium)</a>|2000|
|49|1974G|<a href="https://codeforces.com/problemset/problem/1974/G" target="_blank">Money Buys Less Happiness Now </a>|2000|
|50|2041C|<a href="https://codeforces.com/problemset/problem/2041/C" target="_blank">Cube</a>|2000|
|51|2051F|<a href="https://codeforces.com/problemset/problem/2051/F" target="_blank">Joker</a>|2000|
|52|2075D|<a href="https://codeforces.com/problemset/problem/2075/D" target="_blank">Equalization</a>|2000|
|53|2114F|<a href="https://codeforces.com/problemset/problem/2114/F" target="_blank">Small Operations</a>|2000|
|54|2131G|<a href="https://codeforces.com/problemset/problem/2131/G" target="_blank">Wafu!</a>|2000|
|55|2172I|<a href="https://codeforces.com/problemset/problem/2172/I" target="_blank">Birthday</a>|2000|
|56|2199F|<a href="https://codeforces.com/problemset/problem/2199/F" target="_blank">Self-Produced Sequences</a>|2000|
</details>

<details open>
 <summary>Rating 2100</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|1C|<a href="https://codeforces.com/problemset/problem/1/C" target="_blank">Ancient Berland Circus</a>|2100|
|2|12E|<a href="https://codeforces.com/problemset/problem/12/E" target="_blank">Start of the session</a>|2100|
|3|45H|<a href="https://codeforces.com/problemset/problem/45/H" target="_blank">Road Problem</a>|2100|
|4|100H|<a href="https://codeforces.com/problemset/problem/100/H" target="_blank">Battleship</a>|2100|
|5|153E|<a href="https://codeforces.com/problemset/problem/153/E" target="_blank">Euclidean Distance</a>|2100|
|6|226D|<a href="https://codeforces.com/problemset/problem/226/D" target="_blank">The table</a>|2100|
|7|260D|<a href="https://codeforces.com/problemset/problem/260/D" target="_blank">Black and White Tree</a>|2100|
|8|340B|<a href="https://codeforces.com/problemset/problem/340/B" target="_blank">Maximal Area Quadrilateral</a>|2100|
|9|348B|<a href="https://codeforces.com/problemset/problem/348/B" target="_blank">Apple Tree</a>|2100|
|10|431D|<a href="https://codeforces.com/problemset/problem/431/D" target="_blank">Random Task</a>|2100|
|11|457C|<a href="https://codeforces.com/problemset/problem/457/C" target="_blank">Elections</a>|2100|
|12|475C|<a href="https://codeforces.com/problemset/problem/475/C" target="_blank">Kamal-ol-molk's Painting</a>|2100|
|13|484B|<a href="https://codeforces.com/problemset/problem/484/B" target="_blank">Maximum Value</a>|2100|
|14|491B|<a href="https://codeforces.com/problemset/problem/491/B" target="_blank">New York Hotel</a>|2100|
|15|530G|<a href="https://codeforces.com/problemset/problem/530/G" target="_blank">Levenshtein distance</a>|2100|
|16|530H|<a href="https://codeforces.com/problemset/problem/530/H" target="_blank">Points in triangle</a>|2100|
|17|546E|<a href="https://codeforces.com/problemset/problem/546/E" target="_blank">Soldier and Traveling</a>|2100|
|18|609E|<a href="https://codeforces.com/problemset/problem/609/E" target="_blank">Minimum spanning tree for each edge</a>|2100|
|19|615E|<a href="https://codeforces.com/problemset/problem/615/E" target="_blank">Hexagons</a>|2100|
|20|620E|<a href="https://codeforces.com/problemset/problem/620/E" target="_blank">New Year Tree</a>|2100|
|21|630P|<a href="https://codeforces.com/problemset/problem/630/P" target="_blank">Area of a Star</a>|2100|
|22|632D|<a href="https://codeforces.com/problemset/problem/632/D" target="_blank">Longest Subsequence</a>|2100|
|23|661D|<a href="https://codeforces.com/problemset/problem/661/D" target="_blank">Maximal Difference</a>|2100|
|24|837E|<a href="https://codeforces.com/problemset/problem/837/E" target="_blank">Vasya's Function</a>|2100|
|25|919E|<a href="https://codeforces.com/problemset/problem/919/E" target="_blank">Congruence Equation</a>|2100|
|26|955C|<a href="https://codeforces.com/problemset/problem/955/C" target="_blank">Sad powers</a>|2100|
|27|980D|<a href="https://codeforces.com/problemset/problem/980/D" target="_blank">Perfect Groups</a>|2100|
|28|1003E|<a href="https://codeforces.com/problemset/problem/1003/E" target="_blank">Tree Constructing</a>|2100|
|29|1098B|<a href="https://codeforces.com/problemset/problem/1098/B" target="_blank">Nice table</a>|2100|
|30|1167E|<a href="https://codeforces.com/problemset/problem/1167/E" target="_blank">Range Deleting</a>|2100|
|31|1184A2|<a href="https://codeforces.com/problemset/problem/1184/A2" target="_blank">Heidi Learns Hashing (Medium)</a>|2100|
|32|1207F|<a href="https://codeforces.com/problemset/problem/1207/F" target="_blank">Remainder Problem</a>|2100|
|33|1213F|<a href="https://codeforces.com/problemset/problem/1213/F" target="_blank">Unstable String Sort</a>|2100|
|34|1217D|<a href="https://codeforces.com/problemset/problem/1217/D" target="_blank">Coloring Edges</a>|2100|
|35|1355E|<a href="https://codeforces.com/problemset/problem/1355/E" target="_blank">Restorer Distance</a>|2100|
|36|1387A|<a href="https://codeforces.com/problemset/problem/1387/A" target="_blank">Graph</a>|2100|
|37|1431G|<a href="https://codeforces.com/problemset/problem/1431/G" target="_blank">Number Deletion Game</a>|2100|
|38|1454F|<a href="https://codeforces.com/problemset/problem/1454/F" target="_blank">Array Partition</a>|2100|
|39|1486D|<a href="https://codeforces.com/problemset/problem/1486/D" target="_blank">Max Median</a>|2100|
|40|1493D|<a href="https://codeforces.com/problemset/problem/1493/D" target="_blank">GCD of an Array</a>|2100|
|41|1499D|<a href="https://codeforces.com/problemset/problem/1499/D" target="_blank">The Number of Pairs</a>|2100|
|42|1551D2|<a href="https://codeforces.com/problemset/problem/1551/D2" target="_blank">Domino (hard version)</a>|2100|
|43|1555E|<a href="https://codeforces.com/problemset/problem/1555/E" target="_blank">Boring Segments</a>|2100|
|44|1560F2|<a href="https://codeforces.com/problemset/problem/1560/F2" target="_blank">Nearest Beautiful Number (hard version)</a>|2100|
|45|1575L|<a href="https://codeforces.com/problemset/problem/1575/L" target="_blank">Longest Array Deconstruction</a>|2100|
|46|1606E|<a href="https://codeforces.com/problemset/problem/1606/E" target="_blank">Arena</a>|2100|
|47|1667B|<a href="https://codeforces.com/problemset/problem/1667/B" target="_blank">Optimal Partition</a>|2100|
|48|1748D|<a href="https://codeforces.com/problemset/problem/1748/D" target="_blank">ConstructOR </a>|2100|
|49|1811F|<a href="https://codeforces.com/problemset/problem/1811/F" target="_blank">Is It Flower?</a>|2100|
|50|1884D|<a href="https://codeforces.com/problemset/problem/1884/D" target="_blank">Counting Rhyme</a>|2100|
|51|1910E|<a href="https://codeforces.com/problemset/problem/1910/E" target="_blank">Maximum Sum Subarrays</a>|2100|
|52|1913D|<a href="https://codeforces.com/problemset/problem/1913/D" target="_blank">Array Collapse</a>|2100|
|53|2004E|<a href="https://codeforces.com/problemset/problem/2004/E" target="_blank">Not a Nim Problem</a>|2100|
|54|2008H|<a href="https://codeforces.com/problemset/problem/2008/H" target="_blank">Sakurako's Test</a>|2100|
|55|2038B|<a href="https://codeforces.com/problemset/problem/2038/B" target="_blank">Make It Equal</a>|2100|
|56|2199E|<a href="https://codeforces.com/problemset/problem/2199/E" target="_blank">Supersequence</a>|2100|
</details>

<details open>
 <summary>Rating 2200</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|11D|<a href="https://codeforces.com/problemset/problem/11/D" target="_blank">A Simple Task</a>|2200|
|2|13C|<a href="https://codeforces.com/problemset/problem/13/C" target="_blank">Sequence</a>|2200|
|3|19C|<a href="https://codeforces.com/problemset/problem/19/C" target="_blank">Deletion of Repeats</a>|2200|
|4|25E|<a href="https://codeforces.com/problemset/problem/25/E" target="_blank">Test</a>|2200|
|5|28C|<a href="https://codeforces.com/problemset/problem/28/C" target="_blank">Bath Queue</a>|2200|
|6|36C|<a href="https://codeforces.com/problemset/problem/36/C" target="_blank">Bowls</a>|2200|
|7|42C|<a href="https://codeforces.com/problemset/problem/42/C" target="_blank">Safe cracking</a>|2200|
|8|47D|<a href="https://codeforces.com/problemset/problem/47/D" target="_blank">Safe</a>|2200|
|9|52C|<a href="https://codeforces.com/problemset/problem/52/C" target="_blank">Circular RMQ</a>|2200|
|10|153C|<a href="https://codeforces.com/problemset/problem/153/C" target="_blank">Caesar Cipher</a>|2200|
|11|272E|<a href="https://codeforces.com/problemset/problem/272/E" target="_blank">Dima and Horses</a>|2200|
|12|274D|<a href="https://codeforces.com/problemset/problem/274/D" target="_blank">Lovely Matrix</a>|2200|
|13|323B|<a href="https://codeforces.com/problemset/problem/323/B" target="_blank">Tournament-graph</a>|2200|
|14|575G|<a href="https://codeforces.com/problemset/problem/575/G" target="_blank">Run for beer</a>|2200|
|15|622E|<a href="https://codeforces.com/problemset/problem/622/E" target="_blank">Ants in Leaves</a>|2200|
|16|661G|<a href="https://codeforces.com/problemset/problem/661/G" target="_blank">Hungarian Notation</a>|2200|
|17|662B|<a href="https://codeforces.com/problemset/problem/662/B" target="_blank">Graph Coloring</a>|2200|
|18|678E|<a href="https://codeforces.com/problemset/problem/678/E" target="_blank">Another Sith Tournament</a>|2200|
|19|690C3|<a href="https://codeforces.com/problemset/problem/690/C3" target="_blank">Brain Network (hard)</a>|2200|
|20|723E|<a href="https://codeforces.com/problemset/problem/723/E" target="_blank">One-Way Reform</a>|2200|
|21|802D2|<a href="https://codeforces.com/problemset/problem/802/D2" target="_blank">Marmots (medium)</a>|2200|
|22|802E|<a href="https://codeforces.com/problemset/problem/802/E" target="_blank">Marmots (medium)</a>|2200|
|23|946E|<a href="https://codeforces.com/problemset/problem/946/E" target="_blank">Largest Beautiful Number</a>|2200|
|24|1034B|<a href="https://codeforces.com/problemset/problem/1034/B" target="_blank">Little C Loves 3 II</a>|2200|
|25|1070A|<a href="https://codeforces.com/problemset/problem/1070/A" target="_blank">Find a Number</a>|2200|
|26|1140E|<a href="https://codeforces.com/problemset/problem/1140/E" target="_blank">Palindrome-less Arrays</a>|2200|
|27|1154G|<a href="https://codeforces.com/problemset/problem/1154/G" target="_blank">Minimum Possible LCM</a>|2200|
|28|1156D|<a href="https://codeforces.com/problemset/problem/1156/D" target="_blank">0-1-Tree</a>|2200|
|29|1156E|<a href="https://codeforces.com/problemset/problem/1156/E" target="_blank">Special Segments of Permutation</a>|2200|
|30|1157G|<a href="https://codeforces.com/problemset/problem/1157/G" target="_blank">Inverse of Rows and Columns</a>|2200|
|31|1168C|<a href="https://codeforces.com/problemset/problem/1168/C" target="_blank">And Reachability</a>|2200|
|32|1196F|<a href="https://codeforces.com/problemset/problem/1196/F" target="_blank">K-th Path</a>|2200|
|33|1220E|<a href="https://codeforces.com/problemset/problem/1220/E" target="_blank">Tourism</a>|2200|
|34|1249F|<a href="https://codeforces.com/problemset/problem/1249/F" target="_blank">Maximum Weight Subset</a>|2200|
|35|1278E|<a href="https://codeforces.com/problemset/problem/1278/E" target="_blank">Tests for problem D</a>|2200|
|36|1373E|<a href="https://codeforces.com/problemset/problem/1373/E" target="_blank">Sum of Digits</a>|2200|
|37|1389E|<a href="https://codeforces.com/problemset/problem/1389/E" target="_blank">Calendar Ambiguity</a>|2200|
|38|1400E|<a href="https://codeforces.com/problemset/problem/1400/E" target="_blank">Clear the Multiset</a>|2200|
|39|1424M|<a href="https://codeforces.com/problemset/problem/1424/M" target="_blank">Ancient Language</a>|2200|
|40|1437E|<a href="https://codeforces.com/problemset/problem/1437/E" target="_blank">Make It Increasing</a>|2200|
|41|1438D|<a href="https://codeforces.com/problemset/problem/1438/D" target="_blank">Powerful Ksenia</a>|2200|
|42|1468A|<a href="https://codeforces.com/problemset/problem/1468/A" target="_blank">LaIS</a>|2200|
|43|1503C|<a href="https://codeforces.com/problemset/problem/1503/C" target="_blank">Travelling Salesman Problem</a>|2200|
|44|1551F|<a href="https://codeforces.com/problemset/problem/1551/F" target="_blank">Equidistant Vertices</a>|2200|
|45|1575G|<a href="https://codeforces.com/problemset/problem/1575/G" target="_blank">GCD Festival</a>|2200|
|46|1616E|<a href="https://codeforces.com/problemset/problem/1616/E" target="_blank">Lexicographically Small Enough</a>|2200|
|47|1630C|<a href="https://codeforces.com/problemset/problem/1630/C" target="_blank">Paint the Middle</a>|2200|
|48|1656E|<a href="https://codeforces.com/problemset/problem/1656/E" target="_blank">Equal Tree Sums</a>|2200|
|49|1657E|<a href="https://codeforces.com/problemset/problem/1657/E" target="_blank">Star MST</a>|2200|
|50|1832E|<a href="https://codeforces.com/problemset/problem/1832/E" target="_blank">Combinatorics Problem</a>|2200|
|51|1841E|<a href="https://codeforces.com/problemset/problem/1841/E" target="_blank">Fill the Matrix</a>|2200|
|52|1907G|<a href="https://codeforces.com/problemset/problem/1907/G" target="_blank">Lights</a>|2200|
|53|1967B2|<a href="https://codeforces.com/problemset/problem/1967/B2" target="_blank">Reverse Card (Hard Version)</a>|2200|
|54|1970E3|<a href="https://codeforces.com/problemset/problem/1970/E3" target="_blank">Trails (Hard)</a>|2200|
|55|1997E|<a href="https://codeforces.com/problemset/problem/1997/E" target="_blank">Level Up</a>|2200|
|56|2013E|<a href="https://codeforces.com/problemset/problem/2013/E" target="_blank">Prefix GCD</a>|2200|
|57|2045H|<a href="https://codeforces.com/problemset/problem/2045/H" target="_blank">Missing Separators</a>|2200|
</details>

<details open>
 <summary>Rating 2300</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|24E|<a href="https://codeforces.com/problemset/problem/24/E" target="_blank">Berland collider</a>|2300|
|2|36D|<a href="https://codeforces.com/problemset/problem/36/D" target="_blank">New Game with a Chess Piece</a>|2300|
|3|40C|<a href="https://codeforces.com/problemset/problem/40/C" target="_blank">Berland Square</a>|2300|
|4|42D|<a href="https://codeforces.com/problemset/problem/42/D" target="_blank">Strange town</a>|2300|
|5|64H|<a href="https://codeforces.com/problemset/problem/64/H" target="_blank">Table Bowling</a>|2300|
|6|97B|<a href="https://codeforces.com/problemset/problem/97/B" target="_blank">Superset</a>|2300|
|7|111D|<a href="https://codeforces.com/problemset/problem/111/D" target="_blank">Petya and Coloring</a>|2300|
|8|130I|<a href="https://codeforces.com/problemset/problem/130/I" target="_blank">Array sorting</a>|2300|
|9|277B|<a href="https://codeforces.com/problemset/problem/277/B" target="_blank">Set of Points</a>|2300|
|10|294E|<a href="https://codeforces.com/problemset/problem/294/E" target="_blank">Shaass the Great</a>|2300|
|11|306D|<a href="https://codeforces.com/problemset/problem/306/D" target="_blank">Polygon</a>|2300|
|12|364C|<a href="https://codeforces.com/problemset/problem/364/C" target="_blank">Beautiful Set</a>|2300|
|13|425D|<a href="https://codeforces.com/problemset/problem/425/D" target="_blank">Sereja and Squares</a>|2300|
|14|429C|<a href="https://codeforces.com/problemset/problem/429/C" target="_blank">Guess the Tree</a>|2300|
|15|432E|<a href="https://codeforces.com/problemset/problem/432/E" target="_blank">Square Tiling</a>|2300|
|16|470F|<a href="https://codeforces.com/problemset/problem/470/F" target="_blank">Pairwise Sums</a>|2300|
|17|470G|<a href="https://codeforces.com/problemset/problem/470/G" target="_blank">Hamming Distance</a>|2300|
|18|470H|<a href="https://codeforces.com/problemset/problem/470/H" target="_blank">Array Sorting</a>|2300|
|19|487C|<a href="https://codeforces.com/problemset/problem/487/C" target="_blank">Prefix Product Sequence</a>|2300|
|20|585D|<a href="https://codeforces.com/problemset/problem/585/D" target="_blank">Lizard Era: Beginning</a>|2300|
|21|598C|<a href="https://codeforces.com/problemset/problem/598/C" target="_blank">Nearest vectors</a>|2300|
|22|600E|<a href="https://codeforces.com/problemset/problem/600/E" target="_blank">Lomsat gelral</a>|2300|
|23|641G|<a href="https://codeforces.com/problemset/problem/641/G" target="_blank">Little Artem and Graph</a>|2300|
|24|660E|<a href="https://codeforces.com/problemset/problem/660/E" target="_blank">Different Subsets For All Tuples</a>|2300|
|25|690A2|<a href="https://codeforces.com/problemset/problem/690/A2" target="_blank">Collective Mindsets (medium)</a>|2300|
|26|727E|<a href="https://codeforces.com/problemset/problem/727/E" target="_blank">Games on a CD</a>|2300|
|27|762D|<a href="https://codeforces.com/problemset/problem/762/D" target="_blank">Maximum path</a>|2300|
|28|838E|<a href="https://codeforces.com/problemset/problem/838/E" target="_blank">Convex Countour</a>|2300|
|29|845G|<a href="https://codeforces.com/problemset/problem/845/G" target="_blank">Shortest Path Problem?</a>|2300|
|30|888G|<a href="https://codeforces.com/problemset/problem/888/G" target="_blank">Xor-MST</a>|2300|
|31|993E|<a href="https://codeforces.com/problemset/problem/993/E" target="_blank">Nikita and Order Statistics</a>|2300|
|32|995C|<a href="https://codeforces.com/problemset/problem/995/C" target="_blank">Leaving the Bar</a>|2300|
|33|1093G|<a href="https://codeforces.com/problemset/problem/1093/G" target="_blank">Multidimensional Queries</a>|2300|
|34|1132E|<a href="https://codeforces.com/problemset/problem/1132/E" target="_blank">Knapsack</a>|2300|
|35|1182E|<a href="https://codeforces.com/problemset/problem/1182/E" target="_blank">Product Oriented Recurrence</a>|2300|
|36|1188B|<a href="https://codeforces.com/problemset/problem/1188/B" target="_blank">Count Pairs</a>|2300|
|37|1198D|<a href="https://codeforces.com/problemset/problem/1198/D" target="_blank">Rectangle Painting 1</a>|2300|
|38|1211F|<a href="https://codeforces.com/problemset/problem/1211/F" target="_blank">kotlinkotlinkotlinkotlin...</a>|2300|
|39|1268C|<a href="https://codeforces.com/problemset/problem/1268/C" target="_blank">K Integers</a>|2300|
|40|1276C|<a href="https://codeforces.com/problemset/problem/1276/C" target="_blank">Beautiful Rectangle</a>|2300|
|41|1346G|<a href="https://codeforces.com/problemset/problem/1346/G" target="_blank">Two IP Cameras</a>|2300|
|42|1385G|<a href="https://codeforces.com/problemset/problem/1385/G" target="_blank">Columns Swaps</a>|2300|
|43|1468M|<a href="https://codeforces.com/problemset/problem/1468/M" target="_blank">Similar Sets</a>|2300|
|44|1488F|<a href="https://codeforces.com/problemset/problem/1488/F" target="_blank">Dogecoin</a>|2300|
|45|1553F|<a href="https://codeforces.com/problemset/problem/1553/F" target="_blank">Pairwise Modulo</a>|2300|
|46|1600F|<a href="https://codeforces.com/problemset/problem/1600/F" target="_blank">Party Organization</a>|2300|
|47|1681F|<a href="https://codeforces.com/problemset/problem/1681/F" target="_blank">Unique Occurrences</a>|2300|
|48|1743F|<a href="https://codeforces.com/problemset/problem/1743/F" target="_blank">Intersection and Union</a>|2300|
|49|1849E|<a href="https://codeforces.com/problemset/problem/1849/E" target="_blank">Max to the Right of Min</a>|2300|
|50|1861E|<a href="https://codeforces.com/problemset/problem/1861/E" target="_blank">Non-Intersecting Subpermutations</a>|2300|
|51|1928E|<a href="https://codeforces.com/problemset/problem/1928/E" target="_blank">Modular Sequence</a>|2300|
|52|1989E|<a href="https://codeforces.com/problemset/problem/1989/E" target="_blank">Distance to Different</a>|2300|
</details>

<details open>
 <summary>Rating 2400</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|5E|<a href="https://codeforces.com/problemset/problem/5/E" target="_blank">Bindian Signalizing</a>|2400|
|2|21D|<a href="https://codeforces.com/problemset/problem/21/D" target="_blank">Traveling Graph</a>|2400|
|3|24D|<a href="https://codeforces.com/problemset/problem/24/D" target="_blank">Broken robot</a>|2400|
|4|64I|<a href="https://codeforces.com/problemset/problem/64/I" target="_blank">Sort the Table</a>|2400|
|5|125E|<a href="https://codeforces.com/problemset/problem/125/E" target="_blank">MST Company</a>|2400|
|6|266D|<a href="https://codeforces.com/problemset/problem/266/D" target="_blank">BerDonalds</a>|2400|
|7|277E|<a href="https://codeforces.com/problemset/problem/277/E" target="_blank">Binary Tree on Plane</a>|2400|
|8|303C|<a href="https://codeforces.com/problemset/problem/303/C" target="_blank">Minimum Modular</a>|2400|
|9|342E|<a href="https://codeforces.com/problemset/problem/342/E" target="_blank">Xenia and Tree</a>|2400|
|10|417E|<a href="https://codeforces.com/problemset/problem/417/E" target="_blank">Square Table</a>|2400|
|11|441E|<a href="https://codeforces.com/problemset/problem/441/E" target="_blank">Valera and Number</a>|2400|
|12|534F|<a href="https://codeforces.com/problemset/problem/534/F" target="_blank">Simplified Nonogram</a>|2400|
|13|632E|<a href="https://codeforces.com/problemset/problem/632/E" target="_blank">Thief in a Shop</a>|2400|
|14|661H|<a href="https://codeforces.com/problemset/problem/661/H" target="_blank">Rotate Matrix</a>|2400|
|15|720B|<a href="https://codeforces.com/problemset/problem/720/B" target="_blank">Cactusophobia</a>|2400|
|16|802J3|<a href="https://codeforces.com/problemset/problem/802/J3" target="_blank">Send the Fool Further! (hard)</a>|2400|
|17|856D|<a href="https://codeforces.com/problemset/problem/856/D" target="_blank">Masha and Cactus</a>|2400|
|18|865D|<a href="https://codeforces.com/problemset/problem/865/D" target="_blank">Buy Low Sell High</a>|2400|
|19|911F|<a href="https://codeforces.com/problemset/problem/911/F" target="_blank">Tree Destruction</a>|2400|
|20|912E|<a href="https://codeforces.com/problemset/problem/912/E" target="_blank">Prime Gift</a>|2400|
|21|915F|<a href="https://codeforces.com/problemset/problem/915/F" target="_blank">Imbalance Value of a Tree</a>|2400|
|22|959F|<a href="https://codeforces.com/problemset/problem/959/F" target="_blank">Mahmoud and Ehab and yet another xor task</a>|2400|
|23|962F|<a href="https://codeforces.com/problemset/problem/962/F" target="_blank">Simple Cycles Edges</a>|2400|
|24|990G|<a href="https://codeforces.com/problemset/problem/990/G" target="_blank">GCD Counting</a>|2400|
|25|1000F|<a href="https://codeforces.com/problemset/problem/1000/F" target="_blank">One Occurrence</a>|2400|
|26|1027F|<a href="https://codeforces.com/problemset/problem/1027/F" target="_blank">Session in BSU</a>|2400|
|27|1028E|<a href="https://codeforces.com/problemset/problem/1028/E" target="_blank">Restore Array</a>|2400|
|28|1036E|<a href="https://codeforces.com/problemset/problem/1036/E" target="_blank">Covered Points</a>|2400|
|29|1042F|<a href="https://codeforces.com/problemset/problem/1042/F" target="_blank">Leaf Sets</a>|2400|
|30|1051F|<a href="https://codeforces.com/problemset/problem/1051/F" target="_blank">The Shortest Statement</a>|2400|
|31|1059E|<a href="https://codeforces.com/problemset/problem/1059/E" target="_blank">Split the Tree</a>|2400|
|32|1070I|<a href="https://codeforces.com/problemset/problem/1070/I" target="_blank">Privatization of Roads in Berland</a>|2400|
|33|1083E|<a href="https://codeforces.com/problemset/problem/1083/E" target="_blank">The Fair Nut and Rectangles</a>|2400|
|34|1089K|<a href="https://codeforces.com/problemset/problem/1089/K" target="_blank">King Kog's Reception</a>|2400|
|35|1093F|<a href="https://codeforces.com/problemset/problem/1093/F" target="_blank">Vasya and Array</a>|2400|
|36|1114F|<a href="https://codeforces.com/problemset/problem/1114/F" target="_blank">Please, another Queries on Array?</a>|2400|
|37|1184E3|<a href="https://codeforces.com/problemset/problem/1184/E3" target="_blank">Daleks' Invasion (hard)</a>|2400|
|38|1186F|<a href="https://codeforces.com/problemset/problem/1186/F" target="_blank">Vus the Cossack and a Graph</a>|2400|
|39|1187D|<a href="https://codeforces.com/problemset/problem/1187/D" target="_blank">Subarray Sorting</a>|2400|
|40|1202E|<a href="https://codeforces.com/problemset/problem/1202/E" target="_blank">You Are Given Some Strings...</a>|2400|
|41|1257F|<a href="https://codeforces.com/problemset/problem/1257/F" target="_blank">Make Them Similar</a>|2400|
|42|1374F|<a href="https://codeforces.com/problemset/problem/1374/F" target="_blank">Cyclic Shifts Sorting</a>|2400|
|43|1401E|<a href="https://codeforces.com/problemset/problem/1401/E" target="_blank">Divide Square</a>|2400|
|44|1423J|<a href="https://codeforces.com/problemset/problem/1423/J" target="_blank">Bubble Cup hypothesis</a>|2400|
|45|1436E|<a href="https://codeforces.com/problemset/problem/1436/E" target="_blank">Complicated Computations</a>|2400|
|46|1473E|<a href="https://codeforces.com/problemset/problem/1473/E" target="_blank">Minimum Path</a>|2400|
|47|1485F|<a href="https://codeforces.com/problemset/problem/1485/F" target="_blank">Copy or Prefix Sum</a>|2400|
|48|1585F|<a href="https://codeforces.com/problemset/problem/1585/F" target="_blank">Non-equal Neighbours</a>|2400|
|49|1594F|<a href="https://codeforces.com/problemset/problem/1594/F" target="_blank">Ideal Farm</a>|2400|
|50|1749E|<a href="https://codeforces.com/problemset/problem/1749/E" target="_blank">Cactus Wall</a>|2400|
|51|1777F|<a href="https://codeforces.com/problemset/problem/1777/F" target="_blank">Comfortably Numb</a>|2400|
|52|1795F|<a href="https://codeforces.com/problemset/problem/1795/F" target="_blank">Blocking Chips</a>|2400|
|53|1886E|<a href="https://codeforces.com/problemset/problem/1886/E" target="_blank">I Wanna be the Team Leader</a>|2400|
|54|1902F|<a href="https://codeforces.com/problemset/problem/1902/F" target="_blank">Trees and XOR Queries Again</a>|2400|
|55|1910H|<a href="https://codeforces.com/problemset/problem/1910/H" target="_blank">Sum of Digits of Sums</a>|2400|
|56|1913E|<a href="https://codeforces.com/problemset/problem/1913/E" target="_blank">Matrix Problem</a>|2400|
|57|1958G|<a href="https://codeforces.com/problemset/problem/1958/G" target="_blank">Observation Towers</a>|2400|
|58|1969E|<a href="https://codeforces.com/problemset/problem/1969/E" target="_blank">Unique Array</a>|2400|
</details>

<details open>
 <summary>Rating 2500</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|23C|<a href="https://codeforces.com/problemset/problem/23/C" target="_blank">Oranges and Apples</a>|2500|
|2|23E|<a href="https://codeforces.com/problemset/problem/23/E" target="_blank">Tree</a>|2500|
|3|55D|<a href="https://codeforces.com/problemset/problem/55/D" target="_blank">Beautiful numbers</a>|2500|
|4|55E|<a href="https://codeforces.com/problemset/problem/55/E" target="_blank">Very simple problem</a>|2500|
|5|333E|<a href="https://codeforces.com/problemset/problem/333/E" target="_blank">Summer Earnings</a>|2500|
|6|401E|<a href="https://codeforces.com/problemset/problem/401/E" target="_blank">Olympic Games</a>|2500|
|7|442C|<a href="https://codeforces.com/problemset/problem/442/C" target="_blank">Artem and Array </a>|2500|
|8|449C|<a href="https://codeforces.com/problemset/problem/449/C" target="_blank">Jzzhu and Apples</a>|2500|
|9|530I|<a href="https://codeforces.com/problemset/problem/530/I" target="_blank">Different variables</a>|2500|
|10|678F|<a href="https://codeforces.com/problemset/problem/678/F" target="_blank">Lena and Queries</a>|2500|
|11|710D|<a href="https://codeforces.com/problemset/problem/710/D" target="_blank">Two Arithmetic Progressions</a>|2500|
|12|734F|<a href="https://codeforces.com/problemset/problem/734/F" target="_blank">Anton and School</a>|2500|
|13|813F|<a href="https://codeforces.com/problemset/problem/813/F" target="_blank">Bipartite Checking</a>|2500|
|14|840D|<a href="https://codeforces.com/problemset/problem/840/D" target="_blank">Destiny</a>|2500|
|15|884E|<a href="https://codeforces.com/problemset/problem/884/E" target="_blank">Binary Matrix</a>|2500|
|16|911G|<a href="https://codeforces.com/problemset/problem/911/G" target="_blank">Mass Change Queries</a>|2500|
|17|946G|<a href="https://codeforces.com/problemset/problem/946/G" target="_blank">Almost Increasing Array</a>|2500|
|18|963D|<a href="https://codeforces.com/problemset/problem/963/D" target="_blank">Frequency of String</a>|2500|
|19|986C|<a href="https://codeforces.com/problemset/problem/986/C" target="_blank">AND Graph</a>|2500|
|20|1043F|<a href="https://codeforces.com/problemset/problem/1043/F" target="_blank">Make It One</a>|2500|
|21|1117G|<a href="https://codeforces.com/problemset/problem/1117/G" target="_blank">Recursive Queries</a>|2500|
|22|1175F|<a href="https://codeforces.com/problemset/problem/1175/F" target="_blank">The Number of Subpermutations</a>|2500|
|23|1188C|<a href="https://codeforces.com/problemset/problem/1188/C" target="_blank">Array Beauty</a>|2500|
|24|1198E|<a href="https://codeforces.com/problemset/problem/1198/E" target="_blank">Rectangle Painting 2</a>|2500|
|25|1209E2|<a href="https://codeforces.com/problemset/problem/1209/E2" target="_blank">Rotate Columns (hard version)</a>|2500|
|26|1327F|<a href="https://codeforces.com/problemset/problem/1327/F" target="_blank">AND Segments</a>|2500|
|27|1418G|<a href="https://codeforces.com/problemset/problem/1418/G" target="_blank">Three Occurrences</a>|2500|
|28|1427E|<a href="https://codeforces.com/problemset/problem/1427/E" target="_blank">Xum</a>|2500|
|29|1467E|<a href="https://codeforces.com/problemset/problem/1467/E" target="_blank">Distinctive Roots in a Tree</a>|2500|
|30|1468I|<a href="https://codeforces.com/problemset/problem/1468/I" target="_blank">Plane Tiling</a>|2500|
|31|1488G|<a href="https://codeforces.com/problemset/problem/1488/G" target="_blank">Painting Numbers</a>|2500|
|32|1513F|<a href="https://codeforces.com/problemset/problem/1513/F" target="_blank">Swapping Problem</a>|2500|
|33|1516E|<a href="https://codeforces.com/problemset/problem/1516/E" target="_blank">Baby Ehab Plays with Permutations</a>|2500|
|34|1521D|<a href="https://codeforces.com/problemset/problem/1521/D" target="_blank">Nastia Plays with a Tree</a>|2500|
|35|1539E|<a href="https://codeforces.com/problemset/problem/1539/E" target="_blank">Game with Cards</a>|2500|
|36|1661E|<a href="https://codeforces.com/problemset/problem/1661/E" target="_blank">Narrow Components</a>|2500|
|37|1701F|<a href="https://codeforces.com/problemset/problem/1701/F" target="_blank">Points</a>|2500|
|38|1716F|<a href="https://codeforces.com/problemset/problem/1716/F" target="_blank">Bags with Balls</a>|2500|
|39|1771F|<a href="https://codeforces.com/problemset/problem/1771/F" target="_blank">Hossam and Range Minimum Query</a>|2500|
|40|1842F|<a href="https://codeforces.com/problemset/problem/1842/F" target="_blank">Tenzing and Tree</a>|2500|
|41|1917F|<a href="https://codeforces.com/problemset/problem/1917/F" target="_blank">Construct Tree</a>|2500|
|42|1922F|<a href="https://codeforces.com/problemset/problem/1922/F" target="_blank">Replace on Segment</a>|2500|
|43|1948F|<a href="https://codeforces.com/problemset/problem/1948/F" target="_blank">Rare Coins</a>|2500|
|44|1983F|<a href="https://codeforces.com/problemset/problem/1983/F" target="_blank">array-value</a>|2500|
|45|2026E|<a href="https://codeforces.com/problemset/problem/2026/E" target="_blank">Best Subsequence</a>|2500|
|46|2075E|<a href="https://codeforces.com/problemset/problem/2075/E" target="_blank">XOR Matrix</a>|2500|
|47|2113F|<a href="https://codeforces.com/problemset/problem/2113/F" target="_blank">Two Arrays</a>|2500|
|48|2117H|<a href="https://codeforces.com/problemset/problem/2117/H" target="_blank">Incessant Rain</a>|2500|
|49|2165D|<a href="https://codeforces.com/problemset/problem/2165/D" target="_blank">Path Split</a>|2500|
</details>

<details open>
 <summary>Rating 2600</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|2C|<a href="https://codeforces.com/problemset/problem/2/C" target="_blank">Commentator problem</a>|2600|
|2|13D|<a href="https://codeforces.com/problemset/problem/13/D" target="_blank">Triangles</a>|2600|
|3|23D|<a href="https://codeforces.com/problemset/problem/23/D" target="_blank">Tetragon</a>|2600|
|4|241E|<a href="https://codeforces.com/problemset/problem/241/E" target="_blank">Flights</a>|2600|
|5|338E|<a href="https://codeforces.com/problemset/problem/338/E" target="_blank">Optimize!</a>|2600|
|6|547D|<a href="https://codeforces.com/problemset/problem/547/D" target="_blank">Mike and Fish</a>|2600|
|7|662C|<a href="https://codeforces.com/problemset/problem/662/C" target="_blank">Binary Table</a>|2600|
|8|682E|<a href="https://codeforces.com/problemset/problem/682/E" target="_blank">Alyona and Triangles</a>|2600|
|9|690E2|<a href="https://codeforces.com/problemset/problem/690/E2" target="_blank">Photographs (II)</a>|2600|
|10|802C|<a href="https://codeforces.com/problemset/problem/802/C" target="_blank">Heidi and Library (hard)</a>|2600|
|11|925D|<a href="https://codeforces.com/problemset/problem/925/D" target="_blank">Aztec Catacombs</a>|2600|
|12|1070L|<a href="https://codeforces.com/problemset/problem/1070/L" target="_blank">Odd Federalization</a>|2600|
|13|1120E|<a href="https://codeforces.com/problemset/problem/1120/E" target="_blank">The very same Munchhausen</a>|2600|
|14|1140F|<a href="https://codeforces.com/problemset/problem/1140/F" target="_blank">Extending Set of Points</a>|2600|
|15|1209F|<a href="https://codeforces.com/problemset/problem/1209/F" target="_blank">Koala and Notebook</a>|2600|
|16|1227G|<a href="https://codeforces.com/problemset/problem/1227/G" target="_blank">Not Same</a>|2600|
|17|1278F|<a href="https://codeforces.com/problemset/problem/1278/F" target="_blank">Cards</a>|2600|
|18|1325E|<a href="https://codeforces.com/problemset/problem/1325/E" target="_blank">Ehab's REAL Number Theory Problem</a>|2600|
|19|1348F|<a href="https://codeforces.com/problemset/problem/1348/F" target="_blank">Phoenix and Memory</a>|2600|
|20|1389F|<a href="https://codeforces.com/problemset/problem/1389/F" target="_blank">Bicolored Segments</a>|2600|
|21|1430G|<a href="https://codeforces.com/problemset/problem/1430/G" target="_blank">Yet Another DAG Problem</a>|2600|
|22|1493E|<a href="https://codeforces.com/problemset/problem/1493/E" target="_blank">Enormous XOR</a>|2600|
|23|1584F|<a href="https://codeforces.com/problemset/problem/1584/F" target="_blank">Strange LCS</a>|2600|
|24|1613F|<a href="https://codeforces.com/problemset/problem/1613/F" target="_blank">Tree Coloring</a>|2600|
|25|1656F|<a href="https://codeforces.com/problemset/problem/1656/F" target="_blank">Parametric MST</a>|2600|
|26|1657F|<a href="https://codeforces.com/problemset/problem/1657/F" target="_blank">Words on Tree</a>|2600|
|27|1661F|<a href="https://codeforces.com/problemset/problem/1661/F" target="_blank">Teleporters</a>|2600|
|28|1696F|<a href="https://codeforces.com/problemset/problem/1696/F" target="_blank">Tree Recovery</a>|2600|
|29|1736E|<a href="https://codeforces.com/problemset/problem/1736/E" target="_blank">Swap and Take</a>|2600|
|30|1773D|<a href="https://codeforces.com/problemset/problem/1773/D" target="_blank">Dominoes</a>|2600|
|31|1799G|<a href="https://codeforces.com/problemset/problem/1799/G" target="_blank">Count Voting</a>|2600|
|32|2042F|<a href="https://codeforces.com/problemset/problem/2042/F" target="_blank">Two Subarrays</a>|2600|
|33|2081D|<a href="https://codeforces.com/problemset/problem/2081/D" target="_blank">MST in Modulo Graph</a>|2600|
|34|2104F|<a href="https://codeforces.com/problemset/problem/2104/F" target="_blank">Numbers and Strings</a>|2600|
</details>

<details open>
 <summary>Rating 2700</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|70D|<a href="https://codeforces.com/problemset/problem/70/D" target="_blank">Professor's task</a>|2700|
|2|107E|<a href="https://codeforces.com/problemset/problem/107/E" target="_blank">Darts</a>|2700|
|3|293B|<a href="https://codeforces.com/problemset/problem/293/B" target="_blank">Distinct Paths</a>|2700|
|4|293D|<a href="https://codeforces.com/problemset/problem/293/D" target="_blank">Ksusha and Square</a>|2700|
|5|293E|<a href="https://codeforces.com/problemset/problem/293/E" target="_blank">Close Vertices</a>|2700|
|6|827D|<a href="https://codeforces.com/problemset/problem/827/D" target="_blank">Best Edge Weight</a>|2700|
|7|958E3|<a href="https://codeforces.com/problemset/problem/958/E3" target="_blank">Guard Duty (hard)</a>|2700|
|8|982F|<a href="https://codeforces.com/problemset/problem/982/F" target="_blank">The Meeting Place Cannot Be Changed</a>|2700|
|9|995E|<a href="https://codeforces.com/problemset/problem/995/E" target="_blank">Number Clicker</a>|2700|
|10|1019D|<a href="https://codeforces.com/problemset/problem/1019/D" target="_blank">Large Triangle</a>|2700|
|11|1182F|<a href="https://codeforces.com/problemset/problem/1182/F" target="_blank">Maximum Sine</a>|2700|
|12|1194G|<a href="https://codeforces.com/problemset/problem/1194/G" target="_blank">Another Meme Problem</a>|2700|
|13|1205D|<a href="https://codeforces.com/problemset/problem/1205/D" target="_blank">Almost All</a>|2700|
|14|1270G|<a href="https://codeforces.com/problemset/problem/1270/G" target="_blank">Subset with Zero Sum</a>|2700|
|15|1366G|<a href="https://codeforces.com/problemset/problem/1366/G" target="_blank">Construct the String</a>|2700|
|16|1555F|<a href="https://codeforces.com/problemset/problem/1555/F" target="_blank">Good Graph</a>|2700|
|17|1599G|<a href="https://codeforces.com/problemset/problem/1599/G" target="_blank">Shortest path</a>|2700|
|18|1599I|<a href="https://codeforces.com/problemset/problem/1599/I" target="_blank">Desert</a>|2700|
|19|1641D|<a href="https://codeforces.com/problemset/problem/1641/D" target="_blank">Two Arrays</a>|2700|
|20|1671F|<a href="https://codeforces.com/problemset/problem/1671/F" target="_blank">Permutation Counting</a>|2700|
|21|1728G|<a href="https://codeforces.com/problemset/problem/1728/G" target="_blank">Illumination</a>|2700|
|22|1814F|<a href="https://codeforces.com/problemset/problem/1814/F" target="_blank">Communication Towers</a>|2700|
|23|1849F|<a href="https://codeforces.com/problemset/problem/1849/F" target="_blank">XOR Partition</a>|2700|
|24|1867F|<a href="https://codeforces.com/problemset/problem/1867/F" target="_blank">Most Different Tree</a>|2700|
|25|1916H1|<a href="https://codeforces.com/problemset/problem/1916/H1" target="_blank">Matrix Rank (Easy Version)</a>|2700|
|26|1916H2|<a href="https://codeforces.com/problemset/problem/1916/H2" target="_blank">Matrix Rank (Hard Version)</a>|2700|
|27|1918G|<a href="https://codeforces.com/problemset/problem/1918/G" target="_blank">Permutation of Given</a>|2700|
|28|2025F|<a href="https://codeforces.com/problemset/problem/2025/F" target="_blank">Choose Your Queries</a>|2700|
|29|2028F|<a href="https://codeforces.com/problemset/problem/2028/F" target="_blank">Alice's Adventures in Addition</a>|2700|
|30|2081C|<a href="https://codeforces.com/problemset/problem/2081/C" target="_blank">Quaternary Matrix</a>|2700|
</details>

<details open>
 <summary>Rating 2800</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|325E|<a href="https://codeforces.com/problemset/problem/325/E" target="_blank">The Red Button</a>|2800|
|2|418D|<a href="https://codeforces.com/problemset/problem/418/D" target="_blank">Big Problems for Organizers</a>|2800|
|3|480E|<a href="https://codeforces.com/problemset/problem/480/E" target="_blank">Parking Lot</a>|2800|
|4|575I|<a href="https://codeforces.com/problemset/problem/575/I" target="_blank">Robots protection</a>|2800|
|5|600F|<a href="https://codeforces.com/problemset/problem/600/F" target="_blank">Edge coloring of bipartite graph</a>|2800|
|6|802D3|<a href="https://codeforces.com/problemset/problem/802/D3" target="_blank">Marmots (hard)</a>|2800|
|7|802F|<a href="https://codeforces.com/problemset/problem/802/F" target="_blank">Marmots (hard)</a>|2800|
|8|819E|<a href="https://codeforces.com/problemset/problem/819/E" target="_blank">Mister B and Flight to the Moon</a>|2800|
|9|908G|<a href="https://codeforces.com/problemset/problem/908/G" target="_blank">New Year and Original Order</a>|2800|
|10|983E|<a href="https://codeforces.com/problemset/problem/983/E" target="_blank">NN country</a>|2800|
|11|1031F|<a href="https://codeforces.com/problemset/problem/1031/F" target="_blank">Familiar Operations</a>|2800|
|12|1039D|<a href="https://codeforces.com/problemset/problem/1039/D" target="_blank">You Are Given a Tree</a>|2800|
|13|1067E|<a href="https://codeforces.com/problemset/problem/1067/E" target="_blank">Random Forest Rank</a>|2800|
|14|1436F|<a href="https://codeforces.com/problemset/problem/1436/F" target="_blank">Sum Over Subsets</a>|2800|
|15|1442D|<a href="https://codeforces.com/problemset/problem/1442/D" target="_blank">Sum</a>|2800|
|16|1578A|<a href="https://codeforces.com/problemset/problem/1578/A" target="_blank">Anti-Tetris</a>|2800|
|17|1609F|<a href="https://codeforces.com/problemset/problem/1609/F" target="_blank">Interesting Sections</a>|2800|
|18|1620F|<a href="https://codeforces.com/problemset/problem/1620/F" target="_blank">Bipartite Array</a>|2800|
|19|1697F|<a href="https://codeforces.com/problemset/problem/1697/F" target="_blank">Too Many Constraints</a>|2800|
|20|1863G|<a href="https://codeforces.com/problemset/problem/1863/G" target="_blank">Swaps</a>|2800|
|21|1904F|<a href="https://codeforces.com/problemset/problem/1904/F" target="_blank">Beautiful Tree</a>|2800|
|22|1913F|<a href="https://codeforces.com/problemset/problem/1913/F" target="_blank">Palindromic Problem</a>|2800|
|23|1976F|<a href="https://codeforces.com/problemset/problem/1976/F" target="_blank">Remove Bridges</a>|2800|
</details>

<details open>
 <summary>Rating 2900</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|19E|<a href="https://codeforces.com/problemset/problem/19/E" target="_blank">Fairy</a>|2900|
|2|128E|<a href="https://codeforces.com/problemset/problem/128/E" target="_blank">Birthday</a>|2900|
|3|455E|<a href="https://codeforces.com/problemset/problem/455/E" target="_blank">Function</a>|2900|
|4|598F|<a href="https://codeforces.com/problemset/problem/598/F" target="_blank">Cut Length</a>|2900|
|5|741D|<a href="https://codeforces.com/problemset/problem/741/D" target="_blank">Arpa’s letter-marked tree and Mehrdad’s Dokhtar-kosh paths</a>|2900|
|6|802O|<a href="https://codeforces.com/problemset/problem/802/O" target="_blank">April Fools' Problem (hard)</a>|2900|
|7|871E|<a href="https://codeforces.com/problemset/problem/871/E" target="_blank">Restore the Tree</a>|2900|
|8|886F|<a href="https://codeforces.com/problemset/problem/886/F" target="_blank">Symmetric Projections</a>|2900|
|9|980F|<a href="https://codeforces.com/problemset/problem/980/F" target="_blank">Cactus to Tree</a>|2900|
|10|1032G|<a href="https://codeforces.com/problemset/problem/1032/G" target="_blank">Chattering</a>|2900|
|11|1129D|<a href="https://codeforces.com/problemset/problem/1129/D" target="_blank">Isolation</a>|2900|
|12|1198F|<a href="https://codeforces.com/problemset/problem/1198/F" target="_blank">GCD Groups 2</a>|2900|
|13|1221G|<a href="https://codeforces.com/problemset/problem/1221/G" target="_blank">Graph And Numbers</a>|2900|
|14|1285F|<a href="https://codeforces.com/problemset/problem/1285/F" target="_blank">Classical?</a>|2900|
|15|1310E|<a href="https://codeforces.com/problemset/problem/1310/E" target="_blank">Strange Function</a>|2900|
|16|1452F|<a href="https://codeforces.com/problemset/problem/1452/F" target="_blank">Divide Powers</a>|2900|
|17|1487F|<a href="https://codeforces.com/problemset/problem/1487/F" target="_blank">Ones</a>|2900|
|18|1616F|<a href="https://codeforces.com/problemset/problem/1616/F" target="_blank">Tricolor Triangles</a>|2900|
|19|1622F|<a href="https://codeforces.com/problemset/problem/1622/F" target="_blank">Quadratic Set</a>|2900|
|20|1667D|<a href="https://codeforces.com/problemset/problem/1667/D" target="_blank">Edge Elimination</a>|2900|
|21|1677E|<a href="https://codeforces.com/problemset/problem/1677/E" target="_blank">Tokitsukaze and Beautiful Subsegments</a>|2900|
|22|1773J|<a href="https://codeforces.com/problemset/problem/1773/J" target="_blank">Jumbled Trees</a>|2900|
|23|1810H|<a href="https://codeforces.com/problemset/problem/1810/H" target="_blank">Last Number</a>|2900|
|24|1910J|<a href="https://codeforces.com/problemset/problem/1910/J" target="_blank">Two Colors</a>|2900|
|25|2140F|<a href="https://codeforces.com/problemset/problem/2140/F" target="_blank">Sum Minimisation</a>|2900|
|26|2192F|<a href="https://codeforces.com/problemset/problem/2192/F" target="_blank">Fish Fight</a>|2900|
</details>

<details open>
 <summary>Rating 3000</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|57E|<a href="https://codeforces.com/problemset/problem/57/E" target="_blank">Chess</a>|3000|
|2|243E|<a href="https://codeforces.com/problemset/problem/243/E" target="_blank">Matrix</a>|3000|
|3|335F|<a href="https://codeforces.com/problemset/problem/335/F" target="_blank">Buy One, Get One Free</a>|3000|
|4|364E|<a href="https://codeforces.com/problemset/problem/364/E" target="_blank">Empty Rectangles</a>|3000|
|5|375E|<a href="https://codeforces.com/problemset/problem/375/E" target="_blank">Red and Black Tree</a>|3000|
|6|504E|<a href="https://codeforces.com/problemset/problem/504/E" target="_blank">Misha and LCP on Tree</a>|3000|
|7|618F|<a href="https://codeforces.com/problemset/problem/618/F" target="_blank">Double Knapsack</a>|3000|
|8|1175G|<a href="https://codeforces.com/problemset/problem/1175/G" target="_blank">Yet Another Partiton Problem</a>|3000|
|9|1211I|<a href="https://codeforces.com/problemset/problem/1211/I" target="_blank">Unusual Graph</a>|3000|
|10|1418F|<a href="https://codeforces.com/problemset/problem/1418/F" target="_blank">Equal Product</a>|3000|
|11|1476F|<a href="https://codeforces.com/problemset/problem/1476/F" target="_blank">Lanterns</a>|3000|
|12|1569F|<a href="https://codeforces.com/problemset/problem/1569/F" target="_blank">Palindromic Hamiltonian Path</a>|3000|
|13|1603D|<a href="https://codeforces.com/problemset/problem/1603/D" target="_blank">Artistic Partition</a>|3000|
|14|1616H|<a href="https://codeforces.com/problemset/problem/1616/H" target="_blank">Keep XOR Low</a>|3000|
|15|1637G|<a href="https://codeforces.com/problemset/problem/1637/G" target="_blank">Birthday</a>|3000|
|16|1854E|<a href="https://codeforces.com/problemset/problem/1854/E" target="_blank">Game Bundles</a>|3000|
|17|1969F|<a href="https://codeforces.com/problemset/problem/1969/F" target="_blank">Card Pairing</a>|3000|
|18|1983G|<a href="https://codeforces.com/problemset/problem/1983/G" target="_blank">Your Loss</a>|3000|
|19|2043G|<a href="https://codeforces.com/problemset/problem/2043/G" target="_blank">Problem with Queries</a>|3000|
|20|2075F|<a href="https://codeforces.com/problemset/problem/2075/F" target="_blank">Beautiful Sequence Returns</a>|3000|
|21|2156F2|<a href="https://codeforces.com/problemset/problem/2156/F2" target="_blank">Strange Operation (Hard Version)</a>|3000|
|22|2199I|<a href="https://codeforces.com/problemset/problem/2199/I" target="_blank">Strange Process</a>|3000|
</details>

<details open>
 <summary>Rating 3100</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|164D|<a href="https://codeforces.com/problemset/problem/164/D" target="_blank">Minimum Diameter</a>|3100|
|2|407E|<a href="https://codeforces.com/problemset/problem/407/E" target="_blank">k-d-sequence</a>|3100|
|3|442E|<a href="https://codeforces.com/problemset/problem/442/E" target="_blank">Gena and Second Distance</a>|3100|
|4|468E|<a href="https://codeforces.com/problemset/problem/468/E" target="_blank">Permanent</a>|3100|
|5|720C|<a href="https://codeforces.com/problemset/problem/720/C" target="_blank">Homework</a>|3100|
|6|720F|<a href="https://codeforces.com/problemset/problem/720/F" target="_blank">Array Covering</a>|3100|
|7|804E|<a href="https://codeforces.com/problemset/problem/804/E" target="_blank">The same permutation </a>|3100|
|8|986D|<a href="https://codeforces.com/problemset/problem/986/D" target="_blank">Perfect Encoding</a>|3100|
|9|1067D|<a href="https://codeforces.com/problemset/problem/1067/D" target="_blank">Computer Game</a>|3100|
|10|1168E|<a href="https://codeforces.com/problemset/problem/1168/E" target="_blank">Xor Permutations</a>|3100|
|11|1188D|<a href="https://codeforces.com/problemset/problem/1188/D" target="_blank">Make Equal</a>|3100|
|12|1225G|<a href="https://codeforces.com/problemset/problem/1225/G" target="_blank">To Make 1</a>|3100|
|13|1286D|<a href="https://codeforces.com/problemset/problem/1286/D" target="_blank">LCC</a>|3100|
|14|1307G|<a href="https://codeforces.com/problemset/problem/1307/G" target="_blank">Cow and Exercise</a>|3100|
|15|1329D|<a href="https://codeforces.com/problemset/problem/1329/D" target="_blank">Dreamoon Likes Strings</a>|3100|
|16|1425C|<a href="https://codeforces.com/problemset/problem/1425/C" target="_blank">Captain of Knights</a>|3100|
|17|1463F|<a href="https://codeforces.com/problemset/problem/1463/F" target="_blank">Max Correct Set</a>|3100|
|18|1476G|<a href="https://codeforces.com/problemset/problem/1476/G" target="_blank">Minimum Difference</a>|3100|
|19|1510A|<a href="https://codeforces.com/problemset/problem/1510/A" target="_blank">ASCII Automata Art</a>|3100|
|20|1762G|<a href="https://codeforces.com/problemset/problem/1762/G" target="_blank">Unequal Adjacent Elements</a>|3100|
|21|1958I|<a href="https://codeforces.com/problemset/problem/1958/I" target="_blank">Equal Trees</a>|3100|
|22|2046D|<a href="https://codeforces.com/problemset/problem/2046/D" target="_blank">For the Emperor!</a>|3100|
|23|2081G1|<a href="https://codeforces.com/problemset/problem/2081/G1" target="_blank">Hard Formula</a>|3100|
</details>

<details open>
 <summary>Rating 3200</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|457F|<a href="https://codeforces.com/problemset/problem/457/F" target="_blank">An easy problem about trees</a>|3200|
|2|571E|<a href="https://codeforces.com/problemset/problem/571/E" target="_blank">Geometric Progressions</a>|3200|
|3|690F3|<a href="https://codeforces.com/problemset/problem/690/F3" target="_blank">Tree of Life (hard)</a>|3200|
|4|1007D|<a href="https://codeforces.com/problemset/problem/1007/D" target="_blank">Ants</a>|3200|
|5|1268D|<a href="https://codeforces.com/problemset/problem/1268/D" target="_blank">Invertation in Tournament</a>|3200|
|6|1408I|<a href="https://codeforces.com/problemset/problem/1408/I" target="_blank">Bitwise Magic</a>|3200|
|7|1584G|<a href="https://codeforces.com/problemset/problem/1584/G" target="_blank">Eligible Segments</a>|3200|
|8|1608F|<a href="https://codeforces.com/problemset/problem/1608/F" target="_blank">MEX counting</a>|3200|
|9|1656G|<a href="https://codeforces.com/problemset/problem/1656/G" target="_blank">Cycle Palindrome</a>|3200|
|10|1656H|<a href="https://codeforces.com/problemset/problem/1656/H" target="_blank">Equal LCM Subsets</a>|3200|
</details>

<details open>
 <summary>Rating 3300</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|906E|<a href="https://codeforces.com/problemset/problem/906/E" target="_blank">Reverses</a>|3300|
|2|1266G|<a href="https://codeforces.com/problemset/problem/1266/G" target="_blank">Permutation Concatenation</a>|3300|
|3|1329E|<a href="https://codeforces.com/problemset/problem/1329/E" target="_blank">Dreamoon Loves AA</a>|3300|
|4|1556H|<a href="https://codeforces.com/problemset/problem/1556/H" target="_blank">DIY Tree</a>|3300|
|5|1580F|<a href="https://codeforces.com/problemset/problem/1580/F" target="_blank">Problems for Codeforces</a>|3300|
|6|1615G|<a href="https://codeforces.com/problemset/problem/1615/G" target="_blank">Maximum Adjacent Pairs</a>|3300|
</details>

<details open>
 <summary>Rating 3400</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|1268E|<a href="https://codeforces.com/problemset/problem/1268/E" target="_blank">Happy Cactus</a>|3400|
|2|1431J|<a href="https://codeforces.com/problemset/problem/1431/J" target="_blank">Zero-XOR Array</a>|3400|
|3|1553I|<a href="https://codeforces.com/problemset/problem/1553/I" target="_blank">Stairs</a>|3400|
|4|1684H|<a href="https://codeforces.com/problemset/problem/1684/H" target="_blank">Hard Cut</a>|3400|
|5|2081G2|<a href="https://codeforces.com/problemset/problem/2081/G2" target="_blank">Hard Formula (Hard Version)</a>|3400|
</details>

<details open>
 <summary>Rating 3500</summary>

|# | ID | Problem | Rating |
|--- | ---| ----- | ---------- |
|1|799G|<a href="https://codeforces.com/problemset/problem/799/G" target="_blank">Cut the pie</a>|3500|
|2|1054H|<a href="https://codeforces.com/problemset/problem/1054/H" target="_blank">Epic Convolution</a>|3500|
|3|1458F|<a href="https://codeforces.com/problemset/problem/1458/F" target="_blank">Range Diameter Sum</a>|3500|
|4|1470F|<a href="https://codeforces.com/problemset/problem/1470/F" target="_blank">Strange Covering</a>|3500|
|5|1608G|<a href="https://codeforces.com/problemset/problem/1608/G" target="_blank">Alphabetic Tree</a>|3500|
|6|1616G|<a href="https://codeforces.com/problemset/problem/1616/G" target="_blank">Just Add an Edge</a>|3500|
|7|1718E|<a href="https://codeforces.com/problemset/problem/1718/E" target="_blank">Impressionism</a>|3500|
|8|1774H|<a href="https://codeforces.com/problemset/problem/1774/H" target="_blank">Maximum Permutation</a>|3500|
|9|1827F|<a href="https://codeforces.com/problemset/problem/1827/F" target="_blank">Copium Permutation</a>|3500|
|10|1874F|<a href="https://codeforces.com/problemset/problem/1874/F" target="_blank">Jellyfish and OEIS</a>|3500|
|11|1916G|<a href="https://codeforces.com/problemset/problem/1916/G" target="_blank">Optimizations From Chelsu</a>|3500|
|12|2061H1|<a href="https://codeforces.com/problemset/problem/2061/H1" target="_blank">Kevin and Stones (Easy Version)</a>|3500|
|13|2138F|<a href="https://codeforces.com/problemset/problem/2138/F" target="_blank">Ode to the Bridge Builder</a>|3500|
|14|2147I2|<a href="https://codeforces.com/problemset/problem/2147/I2" target="_blank">Longest Increasing Path (Hard Version)</a>|3500|
|15|2161H|<a href="https://codeforces.com/problemset/problem/2161/H" target="_blank">Cycle Sort</a>|3500|
|16|2165F|<a href="https://codeforces.com/problemset/problem/2165/F" target="_blank">Arctic Acquisition</a>|3500|
</details>

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