Practice-Problems---Java

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Practice-Problems---Java

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## DSA Practice Problems Java

| Problem Name | Video Solution | Topic | Companies Asked In |
| ------------ | ---------------- | ----- | ------------------ |
| [Maximum Sum Subarray](https://leetcode.com/problems/maximum-subarray/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/maximum-sum-subarray-java-implementation) | Arrays | Amazon,Google,Uber,facebook,Yahoo,Apple,Bloomberg,Microsoft |
| [Jump Game](https://leetcode.com/problems/jump-game) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/jump-game-java-implementation) | Arrays | Amazon,FAcebook,Apple,Oracle,Walmart Global Tech,Google,DoorDash,ByteDance,Flipkart,Docusign	 |
| [Counting Bits](https://leetcode.com/problems/counting-bits/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/counting-bits-java-implementation) | Arrays, Adhoc | Microsoft,Google,Amazon,Bloomberg,JPMorgan |
| [Maximum Product Subarray](https://leetcode.com/problems/maximum-product-subarray) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/maximum-product-subarray-java-implementation) | Arrays | Linkedin,Amazon,Microsoft,Google,adobe,Infosys |
| [Product Of Array Except Self](https://leetcode.com/problems/product-of-array-except-self) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/product-of-array-except-self-java-implementation) | Arrays | Amazon,Microsoft,Facebook,Asana,Apple,Uber,Adobe,Bloomberg,American Express,Oracle,Lyft,Google,Yahoo,Groupon,Qualtrics,IBM |
| [Move Zeroes](https://leetcode.com/problems/move-zeroes/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/move-zeros-java-implementation) | Arrays,Adhoc | Facebook,Amazon,Microsoft,Bloomberg,Apple,EXpedia,Yandex,Google,JPMorgan,Tiktok |
| [House Robber](https://leetcode.com/problems/house-robber) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/40house-robber-java-implementation-1) | Arrays | Amazon,Apple,Adobe,Cisco,Google,Microsoft,Bloomberg,Facebook,Walmart Global tech,paypal,Yahoo,tiktok,infosys |
| [Max Consecutive Ones](https://leetcode.com/problems/max-consecutive-ones/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/max-consecutive-ones-java-implementation) | Arrays | Google  |
| [Two Sum](https://leetcode.com/problems/two-sum) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/two-sum-java-implementation) | Hash Table | Amazon, Adobe, Apple, Google, Microsoft, Bloomberg, Facebook, Uber, Spotify, Oracle, Zoho, Accenture, MakeMyTrip, Morgan Stanley, Yahoo, Expedia, American Express, TCS, SAP, Samsung  |
| [Single Number](https://leetcode.com/problems/single-number) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/single-number-java-implementation) | Adhoc | Amazon,Apple,Adobe,Bloomberg,Facebook,Microsoft,Google,uber,atlassian,tcs  |
| [Search Insert Position](https://leetcode.com/problems/search-insert-position) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/group-anagrams-java-implementation) | Sorting | Microsoft,Google,Amazon,Bloomberg,JPMorgan |
| [Merge Two Sorted List](https://leetcode.com/problems/merge-two-sorted-lists) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/merge-two-sorted-lists-java-approach) | Sorting | Amazon,Microsoft,Adobe,Facebook,Apple,Oracle,Shopee,Accenture,Indeed,Google,Bloomberg,ebay |
| [Sort Colors](https://leetcode.com/problems/sort-colors) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/sort-colors-java-implementation) | Sorting | Microsoft,Amazon,Uber,Facebook,VMware,Adober,Apple,Nvidia,Grab,Walmart GlobalTech,Samsung |
| [Majority Element](https://leetcode.com/problems/majority-element/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/majority-element-solution-implementation-java) | Sorting | Amazon,Google,Microsoft,Bloomberg,Adobe,Apple |
| [Find the Duplicate Number](https://leetcode.com/problems/find-the-duplicate-number) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/find-the-duplicate-number-java-implementation) | Sorting | Amazon,Microsoft,Uber,facebook,Qualcomm,Walmart Global tech  |
| [Group Anagrams](https://leetcode.com/problems/group-anagrams) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/group-anagrams-java-implementation) | Sorting | Amazon,Microsoft,Facebook,Apple,Google,JPMorgan,Adobe,BlackRock,eBay,Walmart Global Tech,Oracle,VMware,Affirm,Twilio,ServiceNow,Tiktol,Uber,Yahoo,Bloomberg,Snapchat,Visa,Atlassian,Samsung,IBM,cisco |
| [Merge 2 Sorted Lists](https://leetcode.com/problems/merge-two-sorted-lists) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/merge-two-sorted-lists-java-approach) | Sorting | Amazon,Microsoft,Adobe,Facebook,Apple,Oracle,Shopee,Accenture,Indeed,Google,Bloomberg,ebay |
| [Linked List Cycle](https://leetcode.com/problems/linked-list-cycle/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/linked-list-cycle-java-implementation) | Linked List | Amazon,Spotify,Apple,Microsoft,Google,Goldman Sachs,Oracle |
| [Linked List Cycle II](https://leetcode.com/problems/linked-list-cycle-ii) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/30linked-list-cycle-ii-java-implementation) | Linked List | Amazon |
| [Find Middle Of The Linked List](https://leetcode.com/problems/middle-of-the-linked-list/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/find-middle-element-of-linked-list-java-implementation) | Linked List | Apple, Amazon, Adobe , Facebook, Qualcomm, Google |
| [Reverse Linked List](https://leetcode.com/problems/reverse-linked-list/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/reverse-linked-list-java-implementation) | Linked List | Amazon,Apple,Microsoft,Adobe,Bloomberg,Facebook,Google,VMware,Paypal,Intuit,Nvidia,Yandex,Samsung,Uber,ServiceNow,Canonical |
| [Intersection Of Two Linked Lists](https://leetcode.com/problems/intersection-of-two-linked-lists/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/intersection-of-two-linked-list-java-implementation) | Linked List | Microsoft,Amazon,Linkedin,Adobe,Apple,Airbnb,Nvidia,tiktok,Facebook,Oracle |
| [Palindrome Linked List](https://leetcode.com/problems/palindrome-linked-list/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/palindrome-linked-list-java-implementation) | Linked List | Amazon,Facebook,Microsoft,Apple,Google,Bloomberg,Adobe,ServiceNow,VMware,Yahoo,Intuit |
| [Longest Substring Without Repeating Characters](https://leetcode.com/problems/longest-substring-without-repeating-characters) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/longest-substring-without-repeating-characters-java-implementation) | Sliding Window| Amazon,microsoft,Facebook,Bloomberg,Apple,Google,Goldman sachs,Adobe,Uber,Oracle,Expedia, spotify,VMware,Walmart Global Tech,Zoho,Paypal,yahoo,Intuit,Saleforce,Docusing |
| [Three Sum](https://leetcode.com/problems/3sum/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/three-sum-java-solution) | Two Pointer Approach | Amazon,Microsoft,FacebookApple,Adobe,Google,Uber,Bloomberg,Walmart Global tech,Goldman Sachs,tiktok,Yahoo,Qualtrics,VMware,Morgan Stanley,Infosys,Salesforce,Bytedance,Cisco,Tesla |
| [Two Sum II](https://leetcode.com/problems/two-sum) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/two-sum-ii-java-approach) | Two Pointer Approach| Amazon,Google,adobe,Facebook,Apple,Yahoo |
| [Search In A Rotated Sorted Array](https://leetcode.com/problems/search-in-rotated-sorted-array) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/47search-in-a-rotated-sorted-array-java-implementation) | Binary Search | Amazon,Facebook,Microsoft,Linkedin,bloomberg,Apple,Walmart Global Tech,Oracle,ByteDance,Adobe,tiktok,VMware,Google,Yahoo,Nvidia,Salesforce,Splunk |
| [Magnetic Force Between Two Balls](https://leetcode.com/problems/magnetic-force-between-two-balls/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/magnetic-force-between-two-balls-java-implementation) | Binary Search | Myntra, Amazon, Google, Uber, Adobe, Roblox |
| [Find First And Last Position Of Element In Sorted Array](https://leetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/45find-first-and-last-position-of-element-in-array-java-implementation-1) | Binary Search | Facebook,Amazon,microsoft,Google,Linkedin,Apple,uber,bloomberg,yahoo,Qualtrics,Intuit,SAP |
| [Koko Eating Bananas](https://leetcode.com/problems/koko-eating-bananas/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/koko-eating-bananas-java-implementation) | Binary Search | Amazon, DoorDash, Google, Facebook, Bloomberg, Salesforce, Arcesium, eBay, Apple |
| [Valid Paranthesis](https://leetcode.com/problems/valid-parentheses/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/valid-paranthesis-java-implementation) | Stacks | Amazon,linkedin,Facebook,Microsoft,Bloomberg,Spotify,Adobe,Google,Apple,Expedia,VMware,Oracle,uber,ServiceNow,Yandex,intel,tiktok,eBay,Siemens,Yahoo |
| [Minimum Add To Make Parantheses Valid](https://leetcode.com/problems/minimum-add-to-make-parentheses-valid/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/minimum-add-to-make-paranthesis-valid-java-implementation) | Stacks | Facebook, Amazon, Mi |
| [Min Stack](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/minstack-java-implementation-2) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/minstack-java-implementation-2) | Stacks | Amazon,Microsoft,adobe,Bloomberg,Facebook,Saleforce,Walmart Global Tech	 |
| [Next Greater Element II](https://leetcode.com/problems/next-greater-element-ii/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/next-greater-element-ii-java-implementation) | Stacks | Amazon, Apple, Adobe, Bloomberg, Facebook |
| [Merge Intervals](https://leetcode.com/problems/merge-intervals) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/merge-intervals-java-implementation) | Stacks | Facebook,Amazon,Google,Apple,Bloobmerg,Microsoft,Uber,Salesforce,Adobe,IBM,Linkedin,Snapchat,Walmart Global tech,VMware,Oracle,Nvidia,Shopee,Cisco,Twitter,Margan Stanley |
| [Sliding Window Maximum](https://leetcode.com/problems/sliding-window-maximum) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/sliding-window-maximum-java-implementation) | Queue | Amazon,google,Microsoft,Apple,Uber,Facebook,Adobe,VMare,ByteDance,Bloomberg,Citadel,Twilio,booking.com,Twitter,tiktok,Quora,Cruise Automation |
| [Best Time to Buy And Sell A Stock](https://leetcode.com/problems/best-time-to-buy-and-sell-stock) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/best-time-to-buy-and-sell-stocks-java-implementation) | Binary Trees | Amazon,microsoft,Facebook,Bloomberg,Apple,Google,Goldman sachs,Adobe,Uber,Oracle,Expedia,JPMorgan,Capital one,paypal,VMware,Walmart Global tech,tcs,Wayfair,DEShaw,eBay |
| [Binary Tree InOrder Traversal](https://leetcode.com/problems/binary-tree-inorder-traversal) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/binary-tree-inorder-traversal-java-implementation) | Binary Trees | Microsoft,Amazon,Adobe,Apple,Yahoo |
| [Binary Tree Level Order Traversal](https://leetcode.com/problems/binary-tree-level-order-traversal) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/binary-tree-level-order-traversal-java-implementation) | Binary Trees | Linkedin,Amazon,Microsoft,Facebook,Bloomberg,Oracle,ServiceNow,Google,Apple |
| [Maximum Depth Of A Binary Tree](https://leetcode.com/problems/maximum-depth-of-binary-tree/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/maximum-depth-of-binary-tree-java-implementation) | Binary Trees | Linkedin,Amazon,Spotify,Microsoft,Google,Facebook,Adobe |
| [Invert Binary Tree](https://leetcode.com/problems/invert-binary-tree) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/invert-binary-tree-java-implementation) | Binary Trees | Amazon,Google,Uber,facebook,Yahoo,Apple,Bloomberg,Microsoft |
| [Binary Tree Level Order Traversal](https://leetcode.com/problems/binary-tree-level-order-traversal) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/binary-tree-inorder-traversal-java-implementation-2) | Binary Trees | Linkedin,Amazon,Microsoft,Facebook,Bloomberg,Oracle,ServiceNow,Google,Apple |
| [Diameter Of A Binary Tree](https://leetcode.com/problems/diameter-of-binary-tree) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/diameter-of-a-binary-tree-java-implementation) | Binary Trees | Facebook,Amazon,Microsoft,Bloomberg,Apple,EXpedia,Yandex,Google,JPMorgan,Tiktok |
| [Path Sum II](https://leetcode.com/problems/path-sum-ii) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/path-sum-ii-java-implementation) | Binary Trees | Amazon, Bloomberg, Facebook, Adobe |
| [Cousins in Binary Tree](https://leetcode.com/problems/cousins-in-binary-tree) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/cousins-in-binary-tree-java-implementation) | Binary Trees | Amazon, Tiktok |
| [Maximum Level Sum of Binary Tree](https://leetcode.com/problems/maximum-level-sum-of-a-binary-tree) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/maximum-level-sum-of-binary-tree-java-implementation) | Binary Trees | Oracle |
| [Sum of left leaves](https://leetcode.com/problems/sum-of-left-leaves) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/sum-of-left-leaves-java-implementation) | Binary Trees | Bloomberg |
| [Path Sum](https://leetcode.com/problems/path-sum) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/path-sum-java-implementation) | Binary Trees | Amazon, Microsoft, Facebook, Google |
| [Symmetric Tree](https://leetcode.com/problems/symmetric-tree/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/9symmetric-tree-java-implementation) | Binary Trees | Amazon,Google,Linkedin,Facebook,Apple,Uber,Bloomberg,Microsoft,Adobe,VMwre |
| [Kth Largest Element In An Array](https://leetcode.com/problems/kth-largest-element-in-an-array) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/kth-largest-element-in-an-array-java-implementation) | Heaps | facebook,Amazon,Microsoft,Linkedin,Google,Adobe,Bloomberg,Apple,Spotify,Goldman Sachs,Oracle,Shopee,Tiktok  |
| [Kth Smallest Element In BST](https://leetcode.com/problems/kth-smallest-element-in-a-bst) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/kth-smallest-element-in-bst-java-implementation) | Binary Search Tree | Uber,Amazon,Microsoft,Facebook  |
| [Longest Increasing Subsequence](https://leetcode.com/problems/longest-increasing-subsequence) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/43longest-increasing-subsequence-java-implementation-1) | Dynamic Programming | Google,Microsoft,Amazon,tiktok,Adobe,Facebook,Bloomberg,Expedia,Oracle,Tusimple  |
| [Longest Common Subsequence](https://leetcode.com/problems/longest-common-subsequence) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/8longest-common-subsequence-java-implementation) | Dynamic Programming | DoorDash,Amazon,Google,Bloomberg,Microsoft,karat  |
| [Integer Replacement](https://leetcode.com/problems/integer-replacement/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/integer-replacement-java-solution) | Dynamic Programming | Amazon  |
| [Coin Change](https://leetcode.com/problems/coin-change) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/coin-change-java-implementation) | Dynamic Programming | Amazon,Microsoft,Apple,Bloomberg,Adobe,Google,Mthaworks,Walmart global Tec,Facebook,Yahoo,Goldman,Uber,tcs,intuit  |
| [Climbing Stairs](https://leetcode.com/problems/climbing-stairs/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/climbing-stairs-java-implementation) | Dynamic Programming | Amazon,Microsoft,Uber,Yahoo,Google,Apple,Oracle,Goldman Sachs,Bloomberg,Expedia,Intel  |
| [Target Sum](https://leetcode.com/problems/target-sum) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/target-sum-java-implementation) | Dynamic Programming | Facebook,Amazon,Uber,Yahoo  |
| [Number Of Islands](https://leetcode.com/problems/number-of-islands) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/41number-of-islands-java-implementation-1) | Graph-Traversal | Amazon,Microsoft,Bloomberg,Facebook,Google,Linkedin,Apple,Oracle,Uber,DoorDash,tiktok,ByteDance,Adobe,eBay,Twitch,Docusign,Shopee,Snapchat,Paypal,Nvidia  |
| [Surrounded Regions](https://leetcode.com/problems/surrounded-regions/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/surrounded-regions-java-implementation) | Graph-Traversal | Google, Tiktok, Amazon,yahoo  |
| [Number of Enclaves](https://leetcode.com/problems/number-of-enclaves/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/number-of-enclaves-java-implementation-2) | Graph-Traversal | Google |
| [0-1 Matrix](https://leetcode.com/problems/01-matrix/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/matrix-java-implementation) | Graph-Traversal | Amazon, Google, Microsoft, Facebook  |
| [Find the town judge](https://leetcode.com/problems/find-the-town-judge/) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/find-the-town-judge-java-implementation_1) | Graph-Traversal | Bloomberg  |
| [Course Schedule](https://leetcode.com/problems/course-schedule) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/32course-schedule-java-implementation) | Topological Sorting | Amazon,google,Microsoft,Facebook,tiktok,Uber,ByteDance,Bloomberg,Apple,Salesforce,Qualtrics,wayfair,twitch  |
| [Subsets](https://leetcode.com/problems/subsets) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/subsets-java-implementation) | Backtracking | Facebook,Amazon,Microsoft,Bloomberg,tiktok,Adobe,Apple,Google,Twitter,Reddit,Uber,Oracle,Walmart Global Tech,Visa  |
| [Combination Sum](https://leetcode.com/problems/combination-sum) | [Solution](https://study.prepfortech.in/courses/practice-problems-java/lessons/practice-problems-java/topic/combination-sum-java-implementation) | Backtracking | Amazon,Facebook,Airbnb,Bloomberg,Microsoft,Linkedin,ByteDance,Adobe,Goldman Sachs,Google,Apple,Reddit  |

Practice-Problems---Java

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