Breadth-First Search
126 Word Ladder II127 Word Ladder130 Surrounded Regions133 Clone Graph200 Number of Islands261 Graph Valid Tree279 Perfect Squares286 Walls and Gates301 Remove Invalid Parentheses310 Minimum Height Trees317 Shortest Distance from All Buildings323 Number of Connected Components in an Undirected Graph365 Water and Jug Problem397 Integer Replacement407 Trapping Rain Water II417 Pacific Atlantic Water Flow429 N-ary Tree Level Order Traversal433 Minimum Genetic Mutation490 The Maze499 The Maze III505 The Maze II529 Minesweeper542 01 Matrix675 Cut Off Trees for Golf Event690 Employee Importance743 Network Delay Time752 Open the Lock773 Sliding Puzzle785 Is Graph Bipartite?787 Cheapest Flights Within K Stops815 Bus Routes818 Race Car847 Shortest Path Visiting All Nodes854 K-Similar Strings864 Shortest Path to Get All Keys886 Possible Bipartition909 Snakes and Ladders913 Cat and Mouse934 Shortest Bridge
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