http://codeforces.com/problemset/problem/266/B
It has tags for graph matchings + shortest paths but that is overkill. Is there a way I can edit the tags?
Why is 266B tagged this way?
http://codeforces.com/problemset/problem/266/B
It has tags for graph matchings + shortest paths but that is overkill. Is there a way I can edit the tags?