Ice Skating 217 A

Правка en1, от aa0809, 2020-02-04 04:55:31

Hi,

I couldn't understand this problem from the editorial

https://codeforces.com/contest/217/problem/A

Can someone please explain how it's a bipartite graph

Thx

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en1 Английский aa0809 2020-02-04 04:55:31 197 Initial revision (published)