ID,Title,Acceptance,Difficulty,Frequency,Leetcode Question Link 250,Count Univalue Subtrees,52.0%,Medium,1.7195134036164268, https://leetcode.com/problems/count-univalue-subtrees 965,Univalued Binary Tree,67.7%,Easy,1.2504050329534637, https://leetcode.com/problems/univalued-binary-tree 68,Text Justification,27.7%,Hard,0.7812966622905007, https://leetcode.com/problems/text-justification 935,Knight Dialer,45.2%,Medium,0.5465437063680699, https://leetcode.com/problems/knight-dialer 191,Number of 1 Bits,49.8%,Easy,0.3920623591078002, https://leetcode.com/problems/number-of-1-bits 126,Word Ladder II,22.1%,Hard,0.10749169745614619, https://leetcode.com/problems/word-ladder-ii 1,Two Sum,45.6%,Easy,0.07147453361485057, https://leetcode.com/problems/two-sum 23,Merge k Sorted Lists,40.2%,Hard,0.0250564321052577, https://leetcode.com/problems/merge-k-sorted-lists