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Programming-Practice

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# Hacktoberfest-2022

## Hey 👋 everyone , _hacktoberfest_ is back with biggest beginners friendly opensource event. Event will start from 1st of October and will remain upto 31st October 2022.

### What you need to do in this event?

**You need to generate 4 valid pull request and want to contribute in opensource**

### let's discuss how you can contribute in _hacktoberfest 2022_ 🙌

### Rules :

**1) Fork this repository first**

**2) Star this repository⭐**

**3) Add code according to your need with proper extension eg `bubbleSort.cpp` `linearSearch.py`**

# Some Code Guidelines:

1. Variable name should be meaningful.
2. Use comments in your code for you logics.
3. Your Code must be pretty formated.

### After a valid pull request your code will be carefully reviewed and if it matches the rule then it will be accepted otherwise you need to generate a new file.

### End note.

**It's a great privilege of **Contributors** to contribute at _Hacktoberfest 2022_. All valid pull request will be accepted, this process may take sometime but don't worry.**

**Join our community for more events**

[Telegram](https://t.me/+-sRcn7ep1i8zOGY1)

### Keep smiling 😄

### Happy coding 🥳

# Programming-Practice

This Repository was made for newcomers in programming who are looking for an online training to improve their knowledge in basic programming skills.
In the "Repository" you will find the topics and its problems.

## Data Type & Conditions

| #   | Title                                                                                              | Solution                                      |
| --- | -------------------------------------------------------------------------------------------------- | --------------------------------------------- |
| 01  | [Say Hello With C++](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/A)             | [C++](./C++/1_sayHelloWithC++.cpp)            |
| 02  | [Basic Data Types](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/B)               | [C++](./C++/2_BasicDataTypes.cpp)             |
| 03  | [Simple Calculator](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/C)              | [C++](./C++/3_CalculatorUsingoops.cpp)        |
| 04  | [Difference](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/D)                     | [C++](./C++/4_Difference.cpp)                 |
| 05  | [Area of a Circle](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/E)               | [C++](./C++/5_AreaOfACircle.cpp)              |
| 06  | [Digits Summation](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/F)               | [C++](./C++/6_digit_sum.cpp)                  |
| 07  | [Summation from 1 to N](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/G)          | [C++](./C++/7_Summationfrom1toN.cpp)          |
| 08  | [Two numbers](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/H)                    | [C++](./C++/8_Two_Numbers.cpp)                |
| 09  | [Welcome for you with Condition](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/I) | [C++](./C++/9_Welcome_for_you.cpp)            |
| 10  | [Multiples](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/J)                      | [C++](./C++/10_Multiples.cpp)                 |
| 11  | [Max and Min](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/K)                    | [C++](./C++/11_Max_and_min.cpp)               |
| 12  | [The Brothers](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/L)                   | [C++](./C++/12_The_Brothers.cpp)              |
| 13  | [Capital or Small or Digit](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/M)      | [C++](./C++/13_Capital_or_Small_or_Digit.cpp) |
| 14  | [Char](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/N)                           | [C++](./C++/14_Char.cpp)                      |
| 15  | [Calculator](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/O)                     | [C++](./C++/15_Calculator.cpp)                |
| 16  | [First digit !](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/P)                  | [C++](./C++/16_First_digit.cpp)               |
| 17  | [Coordinates of a Point](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/Q)         | [C++](./C++/17_Coordinates_of_a_Point.cpp)    |
| 18  | [Age in Days](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/R)                    | [C++](./C++/18_Age_in_Days.cpp)               |
| 19  | [Interval](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/S)                       | [C++](./C++/19_Interval.cpp)                  |
| 20  | [Sort Numbers](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/T)                   | [C++](./C++/20_Sort_Numbers.cpp)              |
| 21  | [Float or int](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/U)                   | [C++](./C++/21_Float_or_Int.cpp)              |
| 22  | [ Comparison](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/V)                    | [C++](./C++/22_Comparision.cpp)               |
| 23  | [Mathematical Expression](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/W)        | [C++](./C++/23_Mathematical_Expression.cpp)   |
| 24  | [Two intervals](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/X)                  | [C++](./C++/24_TwoIntervals.cpp)              |
| 25  | [The last 2 digits](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/Y)              | [C++](./C++/#25_TheLast2Digit.cpp)            |
| 26  | [ Hard Compare](https://codeforces.com/group/MWSDmqGsZm/contest/219158/problem/Z)                  |

## Loops

| #   | Title                                                                                                | Solution                                           |
| --- | ---------------------------------------------------------------------------------------------------- | -------------------------------------------------- |
| 01  | [The last 2 digits](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/A)                | [C++](./C++/27_The_last_2_digits.cpp)              |
| 02  | [1 to N](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/B)                           | [C++](./C++/28_1_to_N.cpp)                         |
| 03  | [Even Numbers](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/C)                     | [C++](./C++/29_Even_Numbers.cpp)                   |
| 04  | [Even, Odd, Positive and Negative](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/D) | [C++](./C++/30_Even,Odd,Positive_and_Negative.cpp) |
| 05  | [Fixed Password](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/E)                   | [C++](./C++/31_Fixed_Password.cpp)                 |
| 06  | [Max](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/E)                              | [C++](./C++/32_max.cpp)                            |
| 07  | [Multiplication table](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/F)             | [C++](./C++/33_Multiplication_Table.cpp)           |
| 08  | [Factorial](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/G)                        | [C++](./C++/34_Factorial.cpp)                      |
| 09  | [One Prime](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/H)                        | [C++](./C++/35_One_Prime.cpp)                      |
| 10  | [palindrome](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/I)                       | [C++](./C++/36_Palindrome.cpp)                     |
| 11  | [Primes from 1 to n](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/J)               | [C++](./C++/37_Primes_from_1to_n.cpp)              |
| 12  | [Divisors](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/K)                         | [C++](./C++/38_Divisors.cpp)                       |
| 13  | [GCD](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/L)                              | [C++](./C++/13_GCD.cpp)                            |
| 14  | [Lucky Numbers](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/M)                    | [C++](./C++/14_Lucky_Numbers.cpp)                  |
| 15  | [Numbers Histogram](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/N)                | [C++](./C++/15_Numbers_Histogram.cpp)              |
| 16  | [Pyramid](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/O)                          | [C++](./C++/42_Pyramid.cpp)                        |
| 17  | [Shape1](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/P)                           | [C++](./C++/43_Shape1.cpp)                         |
| 18  | [Digits](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/Q)                           | [C++](./C++/44_Digits.cpp)                         |
| 19  | [Sequence of Numbers and Sum](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/R)      | [C++](./C++/45_SequenceOfNumber_Sum.cpp)           |
| 20  | [Sum of Consecutive Odd Numbers](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/S)   | [C++](./C++/46_SumOf_consecutiveOdd_no.cpp)        |
| 21  | [Shape2](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/T)                           | [C++](./C++/47_Shape2.cpp)                         |
| 22  | [Some Sums](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/U)                        | [C++](./C++/48_SomeSums.cpp)                       |
| 23  | [PUM](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/V)                              | [C++](./C++/49_PUM.cpp)                            |
| 24  | [Shape3](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/W)                           | [C++](./C++/50_Shape3.cpp)                         |
| 25  | [Convert To Decimal 2](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/X)             | [C++](./C++/51_decimal.cpp)                        |
| 26  | [Easy Fibonacci](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/Y)                   | [C++](./C++/52_fibonacci.cpp)                      |
| 27  | [Three Numbers](https://codeforces.com/group/MWSDmqGsZm/contest/219432/problem/Z)                    | [C++](./C++/53_threenumbers.cpp)                   |

## Arrays

| #   | Title                                                                                         | Solution                               |
| --- | --------------------------------------------------------------------------------------------- | -------------------------------------- |
| 01  | [Summation](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/A)                 | [C++](./C++/54_Summation.cpp)          |
| 02  | [Searching](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/B)                 | [C++](./C++/55_Searching.cpp)          |
| 03  | [Replacement](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/C)               | [C++](./C++/56_replacement.cpp)        |
| 04  | [Positions in array](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/D)        | [C++](./C++/57_Positions_in_array.cpp) |
| 05  | [Lowest Number](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/E)             | [C++](./C++/58_LowestNumber.cpp)       |
| 06  | [Reversing](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/F)                 | [C++](./C++/59_fibonnaci_series.cpp)   |
| 07  | [Palindrome Array](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/G)          | [C++](./C++/60_Palindrome_array.cpp)   |
| 08  | [Sorting](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/H)                   | [C++](./C++/61_selectionSort.cpp)      |
| 09  | [Smallest Pair](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/I)             | [C++](./C++/SmallestPair.cpp)          |
| 10  | [Lucky Array](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/J)               | [C++](./C++/Luckyarray.cpp)            |
| 11  | [Sum2](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/K)                      | [C++](./C++/sumdigit.cpp)              |
| 12  | [Max Subarray](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/L)              | [C++](./C++/maxsubarray.cpp)           |
| 13  | [Replace MinMax](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/M)            | [C++](./C++/MinMax.cpp)                |
| 14  | [Check Code](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/N)                | [C++](./C++/Checkcode.cpp)             |
| 15  | [Fibonacci](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/O)                 | [C++](./C++/59_fibonacci.cpp)          |
| 16  | [Minimize Number](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/P)           | [C++](./C++/minimize.cpp)              |
| 17  | [Count Subarrays](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/Q)           | [C++](./C++/count_subarrays.cpp)       |
| 18  | [Permutation with arrays](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/R)   | [C++](./C++/permutation.cpp)           |
| 19  | [Search In Matrix](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/S)          | [C++](./C++/searchinmatrix.cpp)        |
| 20  | [Matrix](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/T)                    | [C++](./C++/matrix.cpp)                |
| 21  | [Is B a subsequence of A ?](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/U) | [C++](./C++/subsequence.cpp)           |
| 22  | [Frequency Array](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/V)           | [C++](./C++/freq.cpp)                  |
| 23  | [Mirror Array](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/W)              | [C++](./C++/mirror.cpp)                |
| 24  | [8 Neighbors](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/X)               | [C++](./C++/neighbours.cpp)            |
| 25  | [Range sum query](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/Y)           | [C++](./C++/rangeSumQuery.cpp)         |
| 26  | [Binary Search](https://codeforces.com/group/MWSDmqGsZm/contest/219774/problem/Z)             | [Python](./Python/binary_search.py)    |

## Strings

| #   | Title                                                                                       | Solution                             |
| --- | ------------------------------------------------------------------------------------------- | ------------------------------------ |
| 01  | [Create A New String](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/A)     | [C++](./C++/01_CreateANewString.cpp) |
| 02  | [Let's use Getline](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/B)       | [C++](./C++/getline.cpp)             |
| 03  | [Compare](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/C)                 | [C++](./C++/compare.cpp)             |
| 04  | [Strings](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/D)                 | [C++](./C++/string.cpp)              |
| 05  | [Count](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/E)                   | [C++](./C++/count_string.cpp)        |
| 06  | [Way Too Long Words](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/F)      | [C++](./C++/wayTooLongWords.cpp)     |
| 07  | [Conversion](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/G)              | [C++](./C++/conversion.cpp)          |
| 08  | [Good or Bad](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/H)             | [C++](./C++/goodOrBad.cpp)           |
| 09  | [Palindrome](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/I)              | [C++](./C++/88_palindrome.cpp)  [Python](./Python/palindrome.py)   |
| 10  | [Count Letters](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/J)           | [C++](./C++/countletters.cpp)        |
| 11  | [I Love strings](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/K)          |
| 12  | [String Functions](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/L)        |
| 13  | [Subsequence String](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/M)      |
| 14  | [Max Subsequence](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/N)         |
| 15  | [Sort String](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/O)             |
| 16  | [Count Words](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/P)             |
| 17  | [Reverse Words](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/Q)           |
| 18  | [String Score](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/R)            |
| 19  | [Max Split](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/S)               |
| 20  | [URL](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/T)                     |
| 21  | [No name1](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/U)                |
| 22  | [No name2](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/V)                |
| 23  | [Encrypt&Decrypt Message](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/W) |
| 24  | [Comparison](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/X)              |
| 25  | [Min Cost String](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/Y)         |
| 26  | [Clean Code](https://codeforces.com/group/MWSDmqGsZm/contest/219856/problem/Z)              |

## Maths

| #   | Title                                                                                    | Solution                       |
| --- | ---------------------------------------------------------------------------------------- | ------------------------------ |
| 01  | [Add](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/A)                  | [Python](./Python/add.py) | 
| 02  | [PRINT](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/B)                |
| 03  | [Different functions](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/C)  |
| 04  | [prime function](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/D)       |
| 05  | [Swap](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/E)                 | [C++](./C++/05_Swap.cpp) |
| 06  | [Equation](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/F)             |
| 07  | [Max and MIN](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/G)          | [C++](./C++/112_minAndMax.cpp) |
| 08  | [N times](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/H)              | [C++](./C++/n_times.cpp) |
| 09  | [Swapping with matrix](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/I) |
| 10  | [Average](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/J)              | [Python](./Python/average.py) |
| 11  | [Shift right](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/K)          |
| 12  | [New Array](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/L)            |
| 13  | [Distinct numbers](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/M)     | [C++](./C++/13_Distinct_Numbers.cpp) |
| 14  | [Shift zeros](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/N)          |
| 15  | [Five in One](https://codeforces.com/group/MWSDmqGsZm/contest/223205/problem/O)          |

## Functions

| #   | Title                                                                                           | Solution                 |
| --- | ----------------------------------------------------------------------------------------------- | ------------------------ |
| 01  | [Power Of Two](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/A)                |  [Python](./Python/power_of_two.py)
| 02  | [Prime checking](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/B)              |
| 03  | [Sum of Range](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/C)                |
| 04  | [Xor](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/D)                         |  [C++](./C++/xor.cpp) |
| 05  | [Maximum Distinct Numbers](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/E)    |
| 06  | [Multiplication of Matrices](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/F)  |
| 07  | [Summation of its divisors](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/G)   |
| 08  | [GCD](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/H)                         | [C++](./C++/128_GCD.cpp) |
| 09  | [Divisability](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/I)                |
| 10  | [Prime Factors](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/J)               |
| 11  | [Combination and Permutation](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/K) |
| 12  | [Pascal Triangle](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/L)             |
| 13  | [Divisible](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/M)                   |
| 14  | [Convert to Base](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/N)             |
| 15  | [Big Add and Multiply](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/O)        |
| 16  | [Factorial Digits](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/P)            |
| 17  | [Product](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/Q)                     |
| 18  | [Distance points](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/R)             |
| 19  | [Is Triangle](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/S)                 |
| 20  | [Circle Task](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/T)                 |
| 21  | [Straight Line](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/U)               |
| 22  | [Two Lines](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/V)                   |
| 23  | [Circles](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/W)                     |
| 24  | [Rectangle](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/X)                   |
| 25  | [Common Area](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/Y)                 |
| 26  | [Geometry Test](https://codeforces.com/group/MWSDmqGsZm/contest/223338/problem/Z)               |

## Basic Recursion

| #   | Title                                                                                            | Solution                                 |
| --- | ------------------------------------------------------------------------------------------------ | ---------------------------------------- |
| 01  | [Print Recursion](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/A)              |
| 02  | [Print from 1 to N](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/B)            | [C++](./C++/148_print1ton.cpp)           |
| 03  | [Print from N to 1](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/C)            | [C++](./C++/149_printNto1.cpp)           |
| 04  | [Print Digits using Recursion](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/D) |
| 05  | [Base Converssion](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/E)             |
| 06  | [Print Even Indices](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/F)           |
| 07  | [Pyramid](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/G)                      |
| 08  | [Inverted Pyramid](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/H)             |
| 09  | [Count Vowels](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/I)                 |
| 10  | [Factorial](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/J)                    | [C++](./C++/10_Factorial.cpp)            |
| 11  | [Max Number](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/K)                   |
| 12  | [Summation](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/L)                    |
| 13  | [Suffix Sum](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/M)                   |
| 14  | [Sum of a Matrix](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/N)              |
| 15  | [Fibonacci](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/O)                    | [Python](./Python/fibo.py)
| 16  | [Log2](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/P)                         |
| 17  | [3n + 1 sequence](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/Q)              |
| 18  | [Palindrome Array](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/R)             |  [Python](./Python/palindrome_array.py)
| 19  | [Array Average](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/S)                |
| 20  | [Combination](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/T)                  |
| 21  | [Knapsack](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/U)                     |
| 22  | [Creating Expression1](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/V)         |
| 23  | [Reach Value](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/W)                  |
| 24  | [The maximum path-sum](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/X)         |
| 25  | [Number of Ways](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/Y)               |
| 26  | [Left Max](https://codeforces.com/group/MWSDmqGsZm/contest/223339/problem/Z)                     |
| 27  | [Calculator using oops](https://codeforces.com/blog/entry/93959)                                 | [C++](./C++/172_CalculatorUsingoops.cpp) |

## General Easy

| #   | Title                                                                                                        | Solution |
| --- | ------------------------------------------------------------------------------------------------------------ | -------- |
| 01  | [Expression](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/A)                               | [c++](./C++/Expression_PalindromeReplace.cpp)
| 02  | [Watermelon](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/B)                               |  [C++](./C++/Watermelon.cpp)
| 03  | [Beautiful Matrix](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/C)                         |
| 04  | [Bear and Big Brother](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/D)                     |
| 05  | [George and Accommodation](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/E)                 |
| 06  | [Fox And Snake](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/F)                            |
| 07  | [Magnets](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/G)                                  |
| 08  | [Presents](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/H)                                 |
| 09  | [Colorful Stones(Simplified Edition)](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/I)      |
| 10  | [Lucky Division](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/J)                           |
| 11  | [Prime Fibonacci](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/K)                          |
| 12  | [Sereja and Dima](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/L)                          |
| 13  | [The New Year: Meeting Friends](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/M)            |
| 14  | [Cakeminator](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/N)                              |
| 15  | [Free Ice Cream](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/O)                           |
| 16  | [Police Recruits](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/P)                          |
| 17  | [Night at the Museum](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/Q)                      |
| 18  | [Arrival of the General](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/R)                   |
| 19  | [Good Number](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/S)                              |
| 20  | [Helpful Maths](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/T)                            |
| 21  | [Ilya and Bank Account](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/U)                    |
| 22  | [Is it rated?](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/V)                             |
| 23  | [Mahmoud and Longest Uncommon Subsequence](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/W) |
| 24  | [Panoramix's Prediction](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/X)                   |
| 25  | [Team Olympiad](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/Y)                            |
| 26  | [Decoding](https://codeforces.com/group/MWSDmqGsZm/contest/223206/problem/Z)                                 |
| 27  | [Calculator Using oops]()                                                                                    |

## General Medium

| #   | Title                                                                                                          | Solution |
| --- | -------------------------------------------------------------------------------------------------------------- | -------- |
| 01  | [Drawing Task](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/A)                               |
| 02  | [Arpa’s hard exam and Mehrdad’s naive cheat](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/B) |
| 03  | [Dragons](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/C)                                    |
| 04  | [Juicer](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/D)                                     |
| 05  | [Keyboard](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/E)                                   |
| 06  | [Puzzles](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/F)                                    |
| 07  | [Twins](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/G)                                      |
| 08  | [Launch of Collider](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/H)                         |
| 09  | [Lineland Mail](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/I)                              |
| 10  | [Shaass and Oskols](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/J)                          |
| 11  | [Stars Drawing (Easy Edition)](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/K)               |
| 12  | [Announcement !](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/L)                             |
| 13  | [!Palindromes](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/M)                               |
| 14  | [Pumbaa And Apples](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/N)                          |
| 15  | [Yaroslav and Permutations](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/O)                  |
| 16  | [Calculating Function](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/P)                       |
| 17  | [Dreamoon and Stairs](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/Q)                        |
| 18  | [Ksenia and Pan Scales](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/R)                      |
| 19  | [Mahmoud and a Triangle](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/S)                     |
| 20  | [Olesya and Rodion](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/T)                          |
| 21  | [T-primes](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/U)                                   |
| 22  | [Balanced Rating Changes](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/V)                    |
| 23  | [Football](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/W)                                   |
| 24  | [Mountain Scenery](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/X)                           |
| 25  | [Polo the Penguin and Segments](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/Y)              |
| 26  | [Fraction](https://codeforces.com/group/MWSDmqGsZm/contest/223207/problem/Z)                                   |

## General Hard

| #   | Title                                                                                           | Solution                          |
| --- | ----------------------------------------------------------------------------------------------- | --------------------------------- |
| 01  | [Palindromes Replace](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/A)         |
| 02  | [Delete from the Left](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/B)        |
| 03  | [Koko And The Transformation](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/C) |
| 04  | [Hussien and Strings](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/D)         |
| 05  | [Construct The Sum](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/E)           |
| 06  | [Marks](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/F)                       |
| 07  | [Smallest Product](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/G)            |
| 08  | [Chewbaсca and Number](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/H)        |
| 09  | [Coins](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/I)                       |
| 10  | [Help Vasilisa the Wise 2](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/J)    |
| 11  | [Snacktower](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/K)                  |
| 12  | [Two Squares](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/L)                 |
| 13  | [Postcard](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/M)                    |
| 14  | [Katryoshka](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/N)                  |
| 15  | [Help Koko](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/O)                   |
| 16  | [No Time for Dragons](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/P)         |
| 17  | [Bulbs](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/Q)                       |
| 18  | [Cut Ribbon](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/R)                  |
| 19  | [DZY Loves Chessboard](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/S)        |
| 20  | [Easter Eggs](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/T)                 |
| 21  | [From S To T](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/U)                 |
| 22  | [New Password](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/V)                | [C++](./C++/248_New_Password.cpp) |
| 23  | [Hussien and Arrays 2](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/W)        |
| 24  | [Strange Addition](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/X)            |
| 25  | [Spiral](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/Y)                      |
| 26  | [Triangle](https://codeforces.com/group/MWSDmqGsZm/contest/223340/problem/Z)                    |

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