PhonePe

1 Binary Tree Right Side View Medium 2 Implement Trie (Prefix Tree) Medium 3 Task Scheduler Medium 4 Combination Sum II Medium 5 Max Area of Island Medium 6 Redundant Connection Medium 7 Swim in Rising Water Hard 8 Longest Palindromic Substring Medium 9 Partition Equal Subset Sum Medium 10 Longest Increasing Path in a Matrix Hard 11 Jump Game II Medium 12 Merge Intervals Medium 13 Set Matrix Zeroes Medium 14 Number of 1 Bits Easy 15 Valid Anagram Easy 16 Longest Consecutive Sequence Medium 17 Longest Substring Without Repeating Characters Medium 18 Evaluate Reverse Polish Notation Medium 19 Koko Eating Bananas Medium 20 Reorder List Medium 21 Merge k Sorted Lists Hard 22 Subtree of Another Tree Easy 23 Construct Binary Tree from Preorder and Inorder Traversal Medium 24 Last Stone Weight Easy 25 Combination Sum Medium 26 N-Queens Hard 27 Walls and Gates Medium 28 Reconstruct Itinerary Hard 29 Min Cost Climbing Stairs Easy 30 Maximum Product Subarray Medium