498,Diagonal Traverse,48.2%,Medium,0.046617066297050695, https://leetcode.com/problems/diagonal-traverse 130,Surrounded Regions,28.1%,Medium,0.02556231203780306, https://leetcode.com/problems/surrounded-regions 236,Lowest Common Ancestor of a Binary Tree,45.7%,Medium,0.004507557778555423, https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree 146,LRU Cache,33.2%,Medium,0.004370636328108912, https://leetcode.com/problems/lru-cache 238,Product of Array Except Self,60.1%,Medium,0.003757284149658983, https://leetcode.com/problems/product-of-array-except-self 977,Squares of a Sorted Array,72.1%,Easy,0.003733088796375401, https://leetcode.com/problems/squares-of-a-sorted-array 1,Two Sum,45.6%,Easy,0.003139596786381058, https://leetcode.com/problems/two-sum 20,Valid Parentheses,39.0%,Easy,0.002197682330605871, https://leetcode.com/problems/valid-parentheses