Problem set
Matrix questions
57 matching · 7 easy · 38 medium · 12 hard
- 36Valid SudokuMedium
- 37Sudoku SolverHard
- 48Rotate ImageMedium
- 51N-QueensHard
- 54Spiral MatrixMedium
- 59Spiral Matrix IIMedium
- 62Unique PathsMedium
- 63Unique Paths IIMedium
- 64Minimum Path SumMedium
- 73Set Matrix ZeroesMedium
- 74Search a 2D MatrixMedium
- 79Word SearchMedium
- 85Maximal RectangleHard
- 130Surrounded RegionsMedium
- 171Dungeon GameHard
- 180Number of IslandsMedium
- 192Word Search IIHard
- 201Maximal SquareMedium
- 220Search a 2D Matrix IIMedium
- 253Walls and GatesMedium
- 255Game of LifeMedium
- 265Range Sum Query 2D - ImmutableMedium
- 280Longest Increasing Path in a MatrixHard
- 295Design Tic-Tac-ToeMedium
- 301Bomb EnemyMedium
- 303Max Sum of Rectangle No Larger Than KHard
- 315Kth Smallest Element in a Sorted MatrixMedium
- 335Trapping Rain Water IIHard
- 344Pacific Atlantic Water FlowMedium
- 345Battleships in a BoardMedium
- 373Island PerimeterEasy
- 383The MazeMedium
- 387Diagonal TraverseMedium
- 400MinesweeperMedium
- 40901 MatrixMedium
- 418Reshape the MatrixEasy
- 459Knight Probability in ChessboardMedium
- 461Number of Distinct IslandsMedium
- 462Max Area of IslandMedium
- 480Candy CrushMedium
- 485Flood FillEasy
- 496Toeplitz MatrixEasy
- 500Sliding PuzzleHard
- 514Making A Large IslandHard
- 533Transpose MatrixEasy
- 550Snakes and LaddersMedium
- 555Minimum Falling Path SumMedium
- 557Shortest BridgeMedium
- 576Unique Paths IIIHard
- 584Rotting OrangesMedium
- 597Shortest Path in Binary MatrixMedium
- 613Count Square Submatrices with All OnesMedium
- 614Shortest Path in a Grid with Obstacles EliminationHard
- 617The K Weakest Rows in a MatrixEasy
- 622Leftmost Column with at Least a OneMedium
- 639Richest Customer WealthEasy
- 666Equal Row and Column PairsMedium