740,Delete and Earn,48.6%,Medium,2.0469337965260492, https://leetcode.com/problems/delete-and-earn 366,Find Leaves of Binary Tree,70.6%,Medium,1.492934381312693, https://leetcode.com/problems/find-leaves-of-binary-tree 547,Friend Circles,58.6%,Medium,0.9389349660993366, https://leetcode.com/problems/friend-circles 1010,Pairs of Songs With Total Durations Divisible by 60,47.4%,Easy,0.8080712743639388, https://leetcode.com/problems/pairs-of-songs-with-total-durations-divisible-by-60 41,First Missing Positive,32.0%,Hard,0.5197501329149874, https://leetcode.com/problems/first-missing-positive 28,Implement strStr(),34.5%,Easy,0.49430861720878383, https://leetcode.com/problems/implement-strstr 133,Clone Graph,34.8%,Medium,0.4466221331933528, https://leetcode.com/problems/clone-graph 75,Sort Colors,47.3%,Medium,0.4245095320511369, https://leetcode.com/problems/sort-colors 285,Inorder Successor in BST,40.4%,Medium,0.36133895646771014, https://leetcode.com/problems/inorder-successor-in-bst 10,Regular Expression Matching,26.8%,Hard,0.15934409022264243, https://leetcode.com/problems/regular-expression-matching 214,Shortest Palindrome,29.8%,Hard,0.07220456924739427, https://leetcode.com/problems/shortest-palindrome 347,Top K Frequent Elements,61.2%,Medium,0.05152828440155634, https://leetcode.com/problems/top-k-frequent-elements 139,Word Break,40.1%,Medium,0.03329941406904932, https://leetcode.com/problems/word-break 269,Alien Dictionary,33.3%,Hard,0.027110094009475887, https://leetcode.com/problems/alien-dictionary 215,Kth Largest Element in an Array,55.4%,Medium,0.00838696557248326, https://leetcode.com/problems/kth-largest-element-in-an-array 772,Basic Calculator III,41.3%,Hard,0, https://leetcode.com/problems/basic-calculator-iii 442,Find All Duplicates in an Array,67.8%,Medium,0, https://leetcode.com/problems/find-all-duplicates-in-an-array 380,Insert Delete GetRandom O(1),47.5%,Medium,0, https://leetcode.com/problems/insert-delete-getrandom-o1 424,Longest Repeating Character Replacement,47.0%,Medium,0, https://leetcode.com/problems/longest-repeating-character-replacement 600,Non-negative Integers without Consecutive Ones,34.1%,Hard,0, https://leetcode.com/problems/non-negative-integers-without-consecutive-ones 692,Top K Frequent Words,51.8%,Medium,0, https://leetcode.com/problems/top-k-frequent-words