2008-2009 ACM-ICPC, NEERC, Southern Subregional Contest

Revision en1, by 12iq, 2017-09-26 16:10:49

link How to solve B, C? For C i know the solution with 2D-segment tree with lazy propagation, but it looks too scary.

Tags southern, subregional, 2008

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en1 English 12iq 2017-09-26 16:10:49 209 Initial revision (published)