312,Burst Balloons,51.8%,Hard,0.05677042474639432, https://leetcode.com/problems/burst-balloons 32,Longest Valid Parentheses,28.4%,Hard,0.03477099521294092, https://leetcode.com/problems/longest-valid-parentheses 85,Maximal Rectangle,37.7%,Hard,0.012771565679487524, https://leetcode.com/problems/maximal-rectangle 523,Continuous Subarray Sum,24.6%,Medium,0.011293174793455513, https://leetcode.com/problems/continuous-subarray-sum 572,Subtree of Another Tree,44.1%,Easy,0.010042765802138606, https://leetcode.com/problems/subtree-of-another-tree 18,4Sum,33.7%,Medium,0.009345862418237686, https://leetcode.com/problems/4sum 876,Middle of the Linked List,68.4%,Easy,0.007282027445765432, https://leetcode.com/problems/middle-of-the-linked-list 190,Reverse Bits,39.8%,Easy,0.007245095991891571, https://leetcode.com/problems/reverse-bits 31,Next Permutation,32.6%,Medium,0.005748794217024406, https://leetcode.com/problems/next-permutation 127,Word Ladder,29.6%,Medium,0.005731495844689608, https://leetcode.com/problems/word-ladder 5,Longest Palindromic Substring,29.5%,Medium,0.0048918458243339055, https://leetcode.com/problems/longest-palindromic-substring 22,Generate Parentheses,62.7%,Medium,0.004152398782798953, https://leetcode.com/problems/generate-parentheses 1,Two Sum,45.6%,Easy,0.003139596786381058, https://leetcode.com/problems/two-sum 33,Search in Rotated Sorted Array,34.5%,Medium,0.0031000567336666443, https://leetcode.com/problems/search-in-rotated-sorted-array 20,Valid Parentheses,39.0%,Easy,0.002197682330605871, https://leetcode.com/problems/valid-parentheses 21,Merge Two Sorted Lists,53.5%,Easy,0.002158080146984904, https://leetcode.com/problems/merge-two-sorted-lists 15,3Sum,26.8%,Medium,0.002081166203824567, https://leetcode.com/problems/3sum 103,Binary Tree Zigzag Level Order Traversal,48.3%,Medium,0.0016881202574030904, https://leetcode.com/problems/binary-tree-zigzag-level-order-traversal 3,Longest Substring Without Repeating Characters,30.4%,Medium,0.0014852223137141987, https://leetcode.com/problems/longest-substring-without-repeating-characters