LeetCode-Practice Python solutions to different LeetCode problems Search By Tags or ID Open "questions.csv" to search questions by Tags (Tags: binary-search, breadth-first-search, depth-first-search, ...) Questions List LC 33 Search in a Rotated Sorted Array - Solution LC 993 Cousins In A Binary Tree - Solution LC 771 Jewels and Stones - Solution LC 476 Number Complement - Solution LC 387 First Unique Character in a String - Solution LC 83 Ransom Note - Solution LC 278 First Bad Version - Solution LC169 Majority Element - Solution LC 46 Permutations - Solution LC 78 Subsets - Solution LC 367 Valid Perfect Square - Solution LC 1232 Check If It Is A Straight Line - Solution LC 997 Find The Town Judge - Solution LC 773 Flood Fill - Solution LC 98 Validate Binary Search Tree - Solution LC 540 Single Element In Sorted Array - Solution LC 402 Remove K Digits - Solution LC 208 Implement Trie - Solution LC 918 MaximumSubArrayCircular - Solution LC 328 Odd Even Linked List - Solution LC 19 Remove Nth Node From End Of List - Solution LC 647 Palindromic Substring - Solution LC 438 Find All Anagrams In A String - Solution LC 567 Permutation In String - Solution LC 901 Online Stock Span - Solution LC 230 Kth Smallest Element In A BST - Solution LC 1277 Count Square Submatrices With All Ones - Solution LC 142 Linked List Cycle II - Solution LC 109 Convert Sorted List to Binary Search Tree - Solution LC 91 Decode Ways - Solution LC 151 Reverse Words in a String - Solution LC 377 Combination Sum IV - Solution LC 941 Valid Mountain Array - Solution LC 523 Continuous Subarray Sum - Solution LC 41 First Missing Positive - Solution LC 62 Unique Paths - Solution LC 1048 Longest String Chain - Solution LC 84 Largest Rectangle In A Histogram - Solution LC 581 Shortest Unsorted Continuous Subarray - Solution LC 84 Largest Rectangle In A Histogram - Solution LC 11 Container With Most Water - Solution LC 1557 Minimum Number of Vertices to Reach All Nodes - Solution LC 301 Remove Invalid Parantheses - Solution LC 57 Insert Interval - Solution LC 80 Remove Duplicates From Sorted Array II - Solution