i need some help with problemsetting

Правка en1, от faresbasbas, 2020-04-09 00:12:52

i want to copy some problem from codeforces to polygon to do some changes on it to use it again on the gym do anyone know how to do that. Thanks in Advance.

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en1 Английский faresbasbas 2020-04-09 00:12:52 193 Initial revision (published)