- https://leetcode.com/problems/design-add-and-search-words-data-structure/
- https://leetcode.com/problems/top-k-frequent-elements
- https://leetcode.com/problems/find-peak-element/
- https://leetcode.com/problems/remove-linked-list-elements/
- https://leetcode.com/problems/kth-largest-element-in-an-array/
- https://practice.geeksforgeeks.org/problems/bfs-traversal-of-graph/1
- https://www.geeksforgeeks.org/depth-first-search-or-dfs-for-a-graph/
- https://leetcode.com/contest/weekly-contest-294/problems/percentage-of-letter-in-string/
- https://leetcode.com/contest/weekly-contest-294/problems/maximum-bags-with-full-capacity-of-rocks/
- https://leetcode.com/problems/middle-of-the-linked-list/
- https://leetcode.com/problems/linked-list-cycle/
- https://leetcode.com/problems/convert-binary-number-in-a-linked-list-to-integer/
- https://leetcode.com/problems/remove-duplicates-from-sorted-list/
- https://leetcode.com/problems/invert-binary-tree/
- https://practice.geeksforgeeks.org/problems/subset-sum-problem2014/1
- https://leetcode.com/problems/combinations/
- https://leetcode.com/problems/furthest-building-you-can-reach/
- https://practice.geeksforgeeks.org/problems/smallest-positive-missing-number-1587115621/1/
- https://leetcode.com/problems/partition-labels/
- https://leetcode.com/problems/maximum-subarray/submissions/
- https://leetcode.com/submissions/detail/711832916/
- https://leetcode.com/submissions/detail/711783510/
- https://leetcode.com/submissions/detail/711965311/
- https://leetcode.com/problems/delete-operation-for-two-strings/
- https://leetcode.com/problems/longest-palindromic-subsequence/
- https://leetcode.com/problems/running-sum-of-1d-array/
- https://leetcode.com/problems/transpose-matrix/submissions/
- https://leetcode.com/problems/sort-array-by-parity/
- https://leetcode.com/problems/pascals-triangle/
- https://leetcode.com/problems/house-robber/submissions/
- https://leetcode.com/problems/house-robber-ii/submissions/
- [debug] https://leetcode.com/problems/minimum-path-sum/
- https://leetcode.com/problems/largest-perimeter-triangle
- Array product
- https://leetcode.com/problems/trapping-rain-water/
- https://leetcode.com/problems/range-sum-query-2d-immutable/
- https://leetcode.com/problems/min-max-game/
- https://leetcode.com/problems/partition-array-such-that-maximum-difference-is-k/
- https://leetcode.com/problems/replace-elements-in-an-array/
- https://leetcode.com/problems/n-queens-ii/
- https://leetcode.com/problems/binary-tree-inorder-traversal/
- https://leetcode.com/problems/subtree-of-another-tree/
- https://leetcode.com/problems/range-sum-of-bst/
- https://leetcode.com/problems/symmetric-tree/
- https://leetcode.com/problems/merge-sorted-array/
- https://leetcode.com/problems/convert-sorted-array-to-binary-search-tree/
- https://leetcode.com/problems/merge-two-binary-trees/
- https://leetcode.com/problems/maximum-depth-of-binary-tree/
- https://leetcode.com/problems/binary-tree-paths/
- https://leetcode.com/problems/balanced-binary-tree/
- https://leetcode.com/problems/find-if-path-exists-in-graph/submissions/
- https://leetcode.com/problems/remove-palindromic-subsequences/
- https://leetcode.com/problems/two-sum-ii-input-array-is-sorted/
- https://leetcode.com/problems/number-of-islands/submissions/
- https://leetcode.com/problems/flood-fill/
- https://leetcode.com/problems/find-the-town-judge/
- https://leetcode.com/problems/path-sum-iii
-https://leetcode.com/problems/binary-search-tree-iterator/
- https://leetcode.com/problems/longest-substring-without-repeating-characters/
- https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-search-tree/
- https://leetcode.com/problems/lowest-common-ancestor-of-a-binary-tree
- https://leetcode.com/problems/n-th-tribonacci-number/submissions/
- https://leetcode.com/problems/shortest-bridge/submissions/