1130,Minimum Cost Tree From Leaf Values,66.1%,Medium,1.583844915245196, https://leetcode.com/problems/minimum-cost-tree-from-leaf-values 255,Verify Preorder Sequence in Binary Search Tree,45.7%,Medium,1.0184692951799177, https://leetcode.com/problems/verify-preorder-sequence-in-binary-search-tree 1163,Last Substring in Lexicographical Order,33.9%,Hard,0.9532793012434956, https://leetcode.com/problems/last-substring-in-lexicographical-order 317,Shortest Distance from All Buildings,41.4%,Hard,0.3879036811782171, https://leetcode.com/problems/shortest-distance-from-all-buildings 25,Reverse Nodes in k-Group,42.1%,Hard,0.22841574636360815, https://leetcode.com/problems/reverse-nodes-in-k-group 500,Keyboard Row,64.7%,Easy,0.19290366612449156, https://leetcode.com/problems/keyboard-row 526,Beautiful Arrangement,57.8%,Medium,0.17351092711179975, https://leetcode.com/problems/beautiful-arrangement 206,Reverse Linked List,62.5%,Easy,0.12378418901663191, https://leetcode.com/problems/reverse-linked-list 741,Cherry Pickup,33.9%,Hard,0.12293768624504794, https://leetcode.com/problems/cherry-pickup 259,3Sum Smaller,47.6%,Medium,0.10814850377723753, https://leetcode.com/problems/3sum-smaller 697,Degree of an Array,53.8%,Easy,0.07117627846789498, https://leetcode.com/problems/degree-of-an-array 115,Distinct Subsequences,38.3%,Hard,0.061494781607806234, https://leetcode.com/problems/distinct-subsequences 1319,Number of Operations to Make Network Connected,53.1%,Medium,0.04587960575069364, https://leetcode.com/problems/number-of-operations-to-make-network-connected 232,Implement Queue using Stacks,49.6%,Easy,0.04423053722733957, https://leetcode.com/problems/implement-queue-using-stacks 63,Unique Paths II,34.6%,Medium,0.03440459729940371, https://leetcode.com/problems/unique-paths-ii 62,Unique Paths,54.1%,Medium,0.02853749186115581, https://leetcode.com/problems/unique-paths 338,Counting Bits,69.5%,Medium,0.024325523767440974, https://leetcode.com/problems/counting-bits 49,Group Anagrams,56.9%,Medium,0.02354157682187747, https://leetcode.com/problems/group-anagrams 225,Implement Stack using Queues,45.1%,Easy,0.01644097863345757, https://leetcode.com/problems/implement-stack-using-queues 647,Palindromic Substrings,60.6%,Medium,0.010400509768078022, https://leetcode.com/problems/palindromic-substrings 15,3Sum,26.8%,Medium,0.004940992758742591, https://leetcode.com/problems/3sum 200,Number of Islands,46.8%,Medium,0.0028897578265903614, https://leetcode.com/problems/number-of-islands 20,Valid Parentheses,39.0%,Easy,0.0023005704055949323, https://leetcode.com/problems/valid-parentheses 1,Two Sum,45.6%,Easy,0.00184543512358731, https://leetcode.com/problems/two-sum