Codeforces Round #603 (Div. 2) F. Economic Difficulties dp
F. Economic Difficulties An electrical grid in Berland palaces consists of 2 grids: main and reserve. Wires in palaces are made of expensive ...
原文：Codeforces Round #616 (Div. 2) F. Coffee Varieties 交互題
F. Coffee Varieties time limit per test second memory limit per test megabytes This is the easy version of the problem. You can find the hard version in the Div. contest. Both versions only differ in ...
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題解 Codeforces Round #616 (Div. 2) (CF1291)
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