Pattern

Implicit Graph / State-space BFS

3 problems in the roadmap use this pattern.

• Open the Lock Medium

  in Graphs (BFS, DFS, Grid)

• Minimum Genetic Mutation Medium

  in Graphs (BFS, DFS, Grid)

• Word Ladder Hard

  in Graphs (BFS, DFS, Grid)

  Reported at: AmazonMetaMicrosoft+4