| First Unique Character in a String | Easy | 65.1% | 78.0% |
| Fraction to Recurring Decimal | Medium | 30.6% | 77.1% |
| High Five | Easy | 74.2% | 76.2% |
| LRU Cache | Medium | 46.8% | 64.8% |
| Longest Substring Without Repeating Characters | Medium | 38.5% | 63.6% |
| Group Anagrams | Medium | 72.2% | 58.2% |
| Better Compression of String | Medium | 75.3% | 55.2% |
| Two Sum | Easy | 57.1% | 52.9% |
| Pairs of Songs With Total Durations Divisible by 60 | Medium | 53.4% | 52.9% |
| Design HashMap | Easy | 66.4% | 50.3% |
| Top K Frequent Elements | Medium | 65.9% | 47.1% |
| Keep Multiplying Found Values by Two | Easy | 75.1% | 47.1% |
| Count Number of Texts | Medium | 49.9% | 47.1% |
| Longest Repeating Character Replacement | Medium | 59.1% | 43.3% |
| Design Event Manager | Medium | | 43.3% |
| Check if the Sentence Is Pangram | Easy | 84.1% | 41.0% |
| Subarray Sum Equals K | Medium | 46.8% | 41.0% |
| Open the Lock | Medium | 61.2% | 38.4% |
| Roman to Integer | Easy | 66.3% | 35.3% |
| Longest Consecutive Sequence | Medium | 47.0% | 35.3% |
| Circular Array Loop | Medium | 37.0% | 35.3% |
| Minimum Window Substring | Hard | 47.0% | 31.5% |
| Linked List Cycle | Easy | 53.9% | 31.5% |
| Identify the Largest Outlier in an Array | Medium | 36.2% | 31.5% |
| Task Scheduler | Medium | 62.7% | 31.5% |
| Maximum XOR of Two Numbers in an Array | Medium | 53.4% | 31.5% |
| Letter Combinations of a Phone Number | Medium | 65.5% | 26.7% |
| First Missing Positive | Hard | 42.5% | 26.7% |
| Intersection of Two Linked Lists | Easy | 63.2% | 26.7% |
| Design Underground System | Medium | 74.4% | 26.7% |
| Set Matrix Zeroes | Medium | 62.5% | 26.7% |
| Maximum Size Subarray Sum Equals k | Medium | 50.8% | 26.7% |
| Palindrome Pairs | Hard | 37.0% | 26.7% |
| Majority Element | Easy | 66.1% | 26.7% |
| Valid Sudoku | Medium | 64.2% | 26.7% |
| Missing Number | Easy | 71.7% | 20.2% |
| Next Greater Element I | Easy | 75.8% | 20.2% |
| Integer to Roman | Medium | 70.5% | 20.2% |
| Word Break | Medium | 49.1% | 20.2% |
| Sudoku Solver | Hard | 65.4% | 20.2% |
| Ugly Number II | Medium | 49.5% | 20.2% |
| LFU Cache | Hard | 48.6% | 20.2% |
| Simple Bank System | Medium | 69.8% | 20.2% |
| Isomorphic Strings | Easy | 48.1% | 20.2% |
| Two Sum IV - Input is a BST | Easy | 63.0% | 20.2% |
| Meeting Rooms III | Hard | 51.6% | 20.2% |
| Bus Routes | Hard | 47.1% | 20.2% |
| Length of Longest Fibonacci Subsequence | Medium | 57.5% | 20.2% |
| Reorganize String | Medium | 56.8% | 20.2% |
| Word Ladder | Hard | 44.9% | 20.2% |
| Find Original Array From Doubled Array | Medium | 40.7% | 20.2% |
| Snapshot Array | Medium | 36.7% | 20.2% |
| Amount of Time for Binary Tree to Be Infected | Medium | 65.1% | 20.2% |
| Longest Substring with At Most K Distinct Characters | Medium | 49.9% | 20.2% |
| Implement Trie (Prefix Tree) | Medium | 69.2% | 20.2% |
| Find the Longest Substring Containing Vowels in Even Counts | Medium | 75.7% | 20.2% |
| Valid Anagram | Easy | 67.8% | 20.2% |
| Top K Frequent Words | Medium | 60.0% | 20.2% |
| Accounts Merge | Medium | 60.9% | 20.2% |
