| Find a Value of a Mysterious Function Closest to Target | Hard | 47.0% | 100.0% | ArrayBinary SearchBit Manipulation+1 |
| Divide an Array Into Subarrays With Minimum Cost II | Hard | 54.8% | 100.0% | ArrayHash TableSliding Window+1 |
| Divide an Array Into Subarrays With Minimum Cost I | Easy | 80.5% | 100.0% | ArraySortingEnumeration |
| Minimum Deletions to Make Character Frequencies Unique | Medium | 61.4% | 100.0% | Hash TableStringGreedy+1 |
| Ugly Number III | Medium | 31.2% | 100.0% | MathBinary SearchCombinatorics+1 |
| Percentage of Letter in String | Easy | 75.0% | 100.0% | String |
| Maximum Equal Frequency | Hard | 37.9% | 100.0% | ArrayHash Table |
| Maximize the Topmost Element After K Moves | Medium | 24.0% | 100.0% | ArrayGreedy |
| Maximum XOR After Operations | Medium | 79.9% | 100.0% | ArrayMathBit Manipulation |
| Equal Sum Arrays With Minimum Number of Operations | Medium | 54.6% | 100.0% | ArrayHash TableGreedy+1 |
| Minimum Number of Operations to Make Array XOR Equal to K | Medium | 85.5% | 100.0% | ArrayBit Manipulation |
| Two Sum | Easy | 57.1% | 87.5% | ArrayHash Table |
| 3Sum | Medium | 38.6% | 62.5% | ArrayTwo PointersSorting |
| Valid Palindrome | Easy | 52.8% | 62.5% | Two PointersString |
| Valid Anagram | Easy | 67.8% | 62.5% | Hash TableStringSorting |
| Longest Substring Without Repeating Characters | Medium | 38.5% | 62.5% | Hash TableStringSliding Window |
| Best Time to Buy and Sell Stock | Easy | 56.4% | 62.5% | ArrayDynamic Programming |
| Longest Common Prefix | Easy | 47.1% | 62.5% | ArrayStringTrie |
| Find N Unique Integers Sum up to Zero | Easy | 78.5% | 62.5% | ArrayMath |
| Trapping Rain Water | Hard | 66.8% | 50.0% | ArrayTwo PointersDynamic Programming+2 |
| Rotate Array | Medium | 44.4% | 50.0% | ArrayMathTwo Pointers |
| Permutations | Medium | 81.6% | 50.0% | ArrayBacktracking |
| Isomorphic Strings | Easy | 48.0% | 50.0% | Hash TableString |
| Linked List Cycle II | Medium | 57.2% | 50.0% | Hash TableLinked ListTwo Pointers |