TikTok
317 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 924. Minimize Malware Spread | Hard | 34.5% | TopicsArrayHash TableDepth-First SearchBreadth-First SearchUnion-FindGraph Theory |
| 1010. Pairs of Songs With Total Durations Divisible by 60 | Medium | 34.5% | TopicsArrayHash TableCounting |
| 1091. Shortest Path in Binary Matrix | Medium | 34.5% | TopicsArrayBreadth-First SearchMatrix |
| 1143. Longest Common Subsequence | Medium | 34.5% | TopicsStringDynamic ProgrammingLongest Common Subsequence |
| 1209. Remove All Adjacent Duplicates in String II | Medium | 34.5% | TopicsStringStack |
| 1268. Search Suggestions System | Medium | 34.5% | TopicsArrayStringBinary SearchTrieSortingHeap (Priority Queue) |
| 1423. Maximum Points You Can Obtain from Cards | Medium | 34.5% | TopicsArraySliding WindowPrefix Sum |
| 473. Matchsticks to Square | Medium | 34.5% | TopicsArrayDynamic ProgrammingBacktrackingBit ManipulationBitmask |
| 365. Water and Jug Problem | Medium | 34.5% | TopicsMathDepth-First SearchBreadth-First SearchBézout's LemmaEuclidean AlgorithmGreatest Common DivisorExtended Euclidean Algorithm |
| Replace Words | Medium | 34.5% | TopicsArrayHash TableStringTrie |
| Candy | Hard | 34.5% | TopicsArrayGreedy |
| 740. Delete and Earn | Medium | 34.5% | TopicsArrayHash TableDynamic Programming |
| Max Stack | Hard | 34.5% | TopicsLinked ListStackDesignDoubly-Linked ListOrdered Set |
| House Robber III | Medium | 34.5% | TopicsDynamic ProgrammingTreeDepth-First SearchBinary TreeDP on Trees |
| 981. Time Based Key-Value Store | Medium | 34.5% | TopicsHash TableStringBinary SearchDesign |
| 63. Unique Paths II | Medium | 34.5% | TopicsArrayDynamic ProgrammingMatrix |
| 309. Best Time to Buy and Sell Stock with Cooldown | Medium | 34.5% | TopicsArrayDynamic Programming |
| 452. Minimum Number of Arrows to Burst Balloons | Medium | 34.5% | TopicsArrayGreedySorting |
| Add Bold Tag in String | Medium | 34.5% | TopicsArrayHash TableStringTrieString MatchingAho–Corasick Algorithm |
| 1044. Longest Duplicate Substring | Hard | 34.5% | TopicsStringBinary SearchSliding WindowRolling HashSuffix ArrayHash FunctionSuffix AutomatonSuffix TreeZ AlgorithmBoyer–Moore String-Search Algorithm |
| 13. Roman to Integer | Easy | 34.5% | TopicsHash TableMathString |
| 1302. Deepest Leaves Sum | Medium | 34.5% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| Recover Binary Search Tree | Medium | 34.5% | TopicsTreeDepth-First SearchBinary Search TreeBinary Tree |
| Flatten Deeply Nested Array | Medium | 34.5% | Topics— |
| Nth Digit | Medium | 34.5% | TopicsMathBinary Search |
