Editorial for Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity
Remember to use this editorial only when stuck, and not to copy-paste code from it. Please be respectful to the problem author and editorialist.
Submitting an official solution before solving the problem yourself is a bannable offence.
Submitting an official solution before solving the problem yourself is a bannable offence.
Because the graph is small, it suffices to just do a BFS/DFS times, one with each edge removed.
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