摘要：
C. Watching Fireworks is Funtime limit per test4 secondsmemory limit per test256 megabytesinputstandard inputoutputstandard outputA festival will be held in a town's main street. There arensections in the main street. The sections are numbered1throughnfrom left to right. The distance between eac 阅读全文
posted @ 2013-12-16 15:18
流水依依
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