| 11. Container With Most Water | | | Solve | Medium | | |
| 45. Jump Game II | | | Solve | Medium | | |
| 55. Jump Game | | | Solve | Medium | | |
| 122. Best Time to Buy and Sell Stock II | | | Solve | Medium | | |
| 134. Gas Station | | | Solve | Medium | | |
| 179. Largest Number | | | Solve | Medium | | |
| 253. Meeting Rooms II | | | Solve | Medium | | |
| 280. Wiggle Sort | | | Solve | Medium | | |
| 316. Remove Duplicate Letters | | | Solve | Medium | | |
| 324. Wiggle Sort II | | | Solve | Medium | | |
| 334. Increasing Triplet Subsequence | | | Solve | Medium | | |
| 376. Wiggle Subsequence | | | Solve | Medium | | |
| 397. Integer Replacement | | | Solve | Medium | | |
| 402. Remove K Digits | | | Solve | Medium | | |
| 435. Non-overlapping Intervals | | | Solve | Medium | | |
| 452. Minimum Number of Arrows to Burst Balloons | | | Solve | Medium | | |
| 484. Find Permutation | | | Solve | Medium | | |
| 555. Split Concatenated Strings | | | Solve | Medium | | |
| 581. Shortest Unsorted Continuous Subarray | | | Solve | Medium | | |
| 611. Valid Triangle Number | | | Solve | Medium | | |
| 621. Task Scheduler | | | Solve | Medium | | |
| 624. Maximum Distance in Arrays | | | Solve | Medium | | |
| 625. Minimum Factorization | | | Solve | Medium | | |
| 646. Maximum Length of Pair Chain | | | Solve | Medium | | |
| 649. Dota2 Senate | | | Solve | Medium | | |
| 659. Split Array into Consecutive Subsequences | | | Solve | Medium | | |
| 670. Maximum Swap | | | Solve | Medium | | |
| 678. Valid Parenthesis String | | | Solve | Medium | | |
| 714. Best Time to Buy and Sell Stock with Transaction Fee | | | Solve | Medium | | |
| 738. Monotone Increasing Digits | | | Solve | Medium | | |
| 763. Partition Labels | | | Solve | Medium | | |
| 767. Reorganize String | | | Solve | Medium | | |
| 769. Max Chunks To Make Sorted | | | Solve | Medium | | |
| 781. Rabbits in Forest | | | Solve | Medium | | |
| 807. Max Increase to Keep City Skyline | | | Solve | Medium | | |
| 826. Most Profit Assigning Work | | | Solve | Medium | | |
| 846. Hand of Straights | | | Solve | Medium | | |
| 861. Score After Flipping Matrix | | | Solve | Medium | | |
| 870. Advantage Shuffle | | | Solve | Medium | | |
| 881. Boats to Save People | | | Solve | Medium | | |
| 910. Smallest Range II | | | Solve | Medium | | |
| 921. Minimum Add to Make Parentheses Valid | | | Solve | Medium | | |
| 945. Minimum Increment to Make Array Unique | | | Solve | Medium | | |
| 948. Bag of Tokens | | | Solve | Medium | | |
| 954. Array of Doubled Pairs | | | Solve | Medium | | |
| 955. Delete Columns to Make Sorted II | | | Solve | Medium | | |
| 969. Pancake Sorting | | | Solve | Medium | | |
| 984. String Without AAA or BBB | | | Solve | Medium | | |
| 991. Broken Calculator | | | Solve | Medium | | |
| 1007. Minimum Domino Rotations For Equal Row | | | Solve | Medium | | |
