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Discussion of Problem 1220. Stacks

Offtopic
Posted by Korobov (TNU) 29 Dec 2011 23:50
Yeah! I did it! I spent about 4 hours to solve this problem =)
Re: Offtopic
Posted by competitivecoder 14 Jun 2015 23:17
Who cares
Re: Offtopic
Posted by PO 30 Mar 2019 14:21
> Who cares

:D