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摘要： B. Maximum Absurditytime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputReforms continue entering Berland. For example, during yesterday sitting the B... 阅读全文

摘要： 区间DP。。。。。。D. Coloring Bracketstime limit per test2 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputOnce Petya read a problem about a bracket sequence. He gave it much ... 阅读全文