Atcoder Beginner Contest 257 Discussion?

Правка en1, от iLoveIOI, 2022-06-25 16:48:05

I couldn't find a discussion blog for this contest so here's one.

Does anyone know how to solve Ex?

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en1 Английский iLoveIOI 2022-06-25 16:48:05 142 Initial revision (published)