Pattern 1: Shortest path in an unweighted graph. Whenever every edge has the same cost (or cost 1), BFS gives you the shortest path automatically. The first time BFS reaches a node, that is the ...
summary Two fundamental graph traversal strategies — one explores level by level, the other dives deep before backtracking. Breadth-First Search (BFS) and Depth-First Search (DFS) are the two ...
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