A collection of LeetCode Solutions, topic based. Use ctrl+F to find what you need 😉
Array
Furthest Building You Can Reach | LeetCode | Solution Explained
Burst Balloons | LeetCode | Solution Explained
Accounts Merge | LeetCode | Solution Explained
Product of Array Except Self | LeetCode | Solution Explained
Largest Component Size by Common Factor | LeetCode | Solution Explained
Text Justification | LeetCode | InterviewBit | Solution Explained
Kth Smallest Number in Multiplication Table | LeetCode | Solution Explained
Daily Temperatures | LeetCode | Stack Solution Explained
Single Number III | LeetCode | Bit Manipulation Solution Explained
Single Number | LeetCode | Bit Manipulation Solution Explained
3Sum | LeetCode | Solution Explained
Find Minimum in Rotated Sorted Array II | Solution Explained
Insert Delete GetRandom O(1) | Solution Explained
Best Time to Buy and Sell Stock | A Compilation of Solutions
Guess Number Higher or Lower | LeetCode | Solution Explained
Find All Duplicates in an Array | LeetCode | Solution Explained
Strings
Complement of Base 10 Integer | LeetCode | Solution Explained
Valid Parentheses | LeetCode | Solution Explained
Stream of Characters | LeetCode | Solution Explained
Accounts Merge | LeetCode | Solution Explained
Count and Say | LeetCode | InterviewBit | Solution Explained
Text Justification | LeetCode | InterviewBit | Solution Explained
Valid Palindrome String | LeetCode | InterviewBit | Solution
Number of Valid Words for Each Puzzle | LeetCode | Bitmaksing Solution Explained in Detail
Multiply Strings | LeetCode | Observation Based Approach, Explained
Implement Trie (Prefix Tree) | LeetCode | InterviewBit | Solution Explained
Longest Common Subsequence | LeetCode | Solution Explained
DFS
Unique Paths III | Backtracking Solution Explained
Surrounded Regions | DFS Solution Explained
Count Complete Tree Nodes | Solution (Explained)
Path Sum III | Solution Explained
Perfect Squares | LeetCode | Solution Explained
Diameter of Binary Tree | LeetCode | Solution Explained
Word Search II | LeetCode | Solution Explained
Island Perimeter | LeetCode | Solution Explained
Dungeon Game | LeetCode | Solution Explained
DP
Tricky
Reverse integer | InterviewBit | LeetCode | Solution Explained
Largest Component Size by Common Factor | LeetCode | Solution Explained
Text Justification | LeetCode | InterviewBit | Solution Explained
Kth Smallest Number in Multiplication Table | LeetCode | Solution Explained
Number of Valid Words for Each Puzzle | LeetCode | Bitmaksing Solution Explained in Detail
Single Number III | LeetCode | Bit Manipulation Solution Explained
Single Number | LeetCode | Bit Manipulation Solution Explained
Path Sum III | Solution Explained
Word Search II | LeetCode | Solution Explained
Find All Duplicates in an Array | LeetCode | Solution Explained