| 312. Burst BalloonsOpen source | Hard | ArrayDynamic Programming |
| 322. Coin ChangeOpen source | Medium | ArrayDynamic ProgrammingBreadth-First Search+2 more |
| 329. Longest Increasing Path in a MatrixOpen source | Hard | ArrayDynamic ProgrammingDepth-First Search+6 more |
| 332. Reconstruct ItineraryOpen source | Hard | ArrayStringDepth-First Search+6 more |
| 347. Top K Frequent ElementsOpen source | Medium | ArrayHash TableDivide and Conquer+5 more |
| 377. Combination Sum IVOpen source | Medium | ArrayDynamic Programming |
| 399. Evaluate DivisionOpen source | Medium | ArrayStringDepth-First Search+6 more |
| 410. Split Array Largest SumOpen source | Hard | ArrayBinary SearchDynamic Programming+2 more |
| 416. Partition Equal Subset SumOpen source | Medium | ArrayDynamic ProgrammingKnapsack Problem+1 more |
| 417. Pacific Atlantic Water FlowOpen source | Medium | ArrayDepth-First SearchBreadth-First Search+1 more |
| 427. Construct Quad TreeOpen source | Medium | ArrayDivide and ConquerTree+1 more |
| 435. Non-overlapping IntervalsOpen source | Medium | ArrayDynamic ProgrammingGreedy+1 more |
| 463. Island PerimeterOpen source | Easy | ArrayDepth-First SearchBreadth-First Search+1 more |
| 473. Matchsticks to SquareOpen source | Medium | ArrayDynamic ProgrammingBacktracking+2 more |
| 494. Target SumOpen source | Medium | ArrayDynamic ProgrammingBacktracking+2 more |
| 502. IPOOpen source | Hard | ArrayGreedySorting+1 more |
| 518. Coin Change IIOpen source | Medium | ArrayDynamic ProgrammingKnapsack Problem+1 more |
| 560. Subarray Sum Equals KOpen source | Medium | ArrayHash TablePrefix Sum |
| 621. Task SchedulerOpen source | Medium | ArrayHash TableGreedy+3 more |
| 622. Design Circular QueueOpen source | Medium | ArrayLinked ListDesign+1 more |
| 658. Find K Closest ElementsOpen source | Medium | ArrayTwo PointersBinary Search+3 more |
| 682. Baseball GameOpen source | Easy | ArrayStackSimulation |
| 695. Max Area of IslandOpen source | Medium | ArrayDepth-First SearchBreadth-First Search+2 more |
| 698. Partition to K Equal Sum SubsetsOpen source | Medium | ArrayDynamic ProgrammingBacktracking+3 more |
| 704. Binary SearchOpen source | Easy | ArrayBinary Search |