Leetcode-July-Challenge-2021 It contains the solutions of Leetcode July Challenge 2021 Link to the contest : Click:triangular_flag_on_post: Questions Problem Name Click to open the Problem Find Leaves of Binary Tree Gray Code Find K Closest Elements Max Sum of Rectangle No Larger Than K Count Vowels Permutation Reshape The Matrix Reduce Array Size to The Half Kth Smallest Element in a Sorted Matrix Reverse Words in a String II Maximum Length of Repeated Subarray Longest Increasing Subsequence Decode Ways II Decode Ways II Isomorphic Strings Find Peak Element Custom Sort String Range Addition Valid Triangle Number Three Equal Parts Reverse Nodes in k-Group Lowest Common Ancestor of a Binary Search Tree Shuffle an Array Push Dominoes Partition Array into Disjoint Intervals Binary Tree Pruning Word Ladder II Non-negative Integers without Consecutive Ones Convert Sorted Array to Binary Search Tree Beautiful Array Binary Tree Longest Consecutive Sequence II 01 Matrix Map Sum Pairs Trapping Rain Water