Turing
29 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 3. Longest Substring Without Repeating Characters | Medium | 100% | TopicsHash TableStringSliding Window |
| Validate IP Address | Medium | 92.2% | TopicsString |
| 4007. Widest Possible Fence | Hard | 87% | TopicsArrayHash TableCountingEnumeration |
| 983. Minimum Cost For Tickets | Medium | 83.9% | TopicsArrayDynamic Programming |
| 875. Koko Eating Bananas | Medium | 80.3% | TopicsArrayBinary Search |
| 3138. Minimum Length of Anagram Concatenation | Medium | 80.3% | TopicsHash TableStringCounting |
| 1027. Longest Arithmetic Subsequence | Medium | 76.1% | TopicsArrayHash TableBinary SearchDynamic Programming |
| 20. Valid Parentheses | Easy | 70.9% | TopicsStringStackBracket Sequences |
| 3091. Apply Operations to Make Sum of Array Greater Than or Equal to k | Medium | 70.9% | TopicsMathGreedyEnumeration |
| 3122. Minimum Number of Operations to Satisfy Conditions | Medium | 70.9% | TopicsArrayDynamic ProgrammingMatrix |
| 1703. Minimum Adjacent Swaps for K Consecutive Ones | Hard | 70.9% | TopicsArrayGreedySliding WindowPrefix Sum |
| 5. Longest Palindromic Substring | Medium | 64.3% | TopicsTwo PointersStringDynamic ProgrammingManacher |
| 121. Best Time to Buy and Sell Stock | Easy | 64.3% | TopicsArrayDynamic Programming |
| 1. Two Sum | Easy | 64.3% | TopicsArrayHash Table |
| 3108. Minimum Cost Walk in Weighted Graph | Hard | 64.3% | TopicsArrayBit ManipulationUnion-FindGraph Theory |
| Ugly Number II | Medium | 64.3% | TopicsHash TableMathDynamic ProgrammingHeap (Priority Queue) |
| 53. Maximum Subarray | Medium | 54.9% | TopicsArrayDivide and ConquerDynamic Programming |
| 56. Merge Intervals | Medium | 54.9% | TopicsArraySortingQuicksort |
| Degree of an Array | Easy | 54.9% | TopicsArrayHash Table |
| 200. Number of Islands | Medium | 54.9% | TopicsArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix |
| 34. Find First and Last Position of Element in Sorted Array | Medium | 54.9% | TopicsArrayBinary Search |
| 818. Race Car | Hard | 54.9% | TopicsDynamic ProgrammingHeuristic SearchA* Search |
| 55. Jump Game | Medium | 54.9% | TopicsArrayDynamic ProgrammingGreedy |
| 3153. Sum of Digit Differences of All Pairs | Medium | 54.9% | TopicsArrayHash TableMathCounting |
| 3Sum | Medium | 54.9% | TopicsArrayTwo PointersSorting |
