ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link 221,Maximal Square,37.7%,Medium,0.02632882130640434, https://leetcode.com/problems/maximal-square 617,Merge Two Binary Trees,74.1%,Easy,0.017748444595195822, https://leetcode.com/problems/merge-two-binary-trees 45,Jump Game II,30.6%,Hard,0.0091680678839873, https://leetcode.com/problems/jump-game-ii 91,Decode Ways,24.7%,Medium,0.005747142255567971, https://leetcode.com/problems/decode-ways 69,Sqrt(x),33.9%,Easy,0.004881034705914313, https://leetcode.com/problems/sqrtx 2,Add Two Numbers,33.9%,Medium,0.003640486182288058, https://leetcode.com/problems/add-two-numbers 3,Longest Substring Without Repeating Characters,30.4%,Medium,0.003338653544516847, https://leetcode.com/problems/longest-substring-without-repeating-characters 70,Climbing Stairs,47.8%,Easy,0.0014753073158671238, https://leetcode.com/problems/climbing-stairs 1,Two Sum,45.6%,Easy,0.000785823780173602, https://leetcode.com/problems/two-sum