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第C题第二组数据 [ Topic ] 2009-09-06 15:45:09 team223
3
21:59-21:58
21:58-21:59
21:58-05:08
很明显21:58-05:08 和 21:59-21:58有重合,21:58-21:59和21:58-05:08也有重合,那为什么答案是2呢?
题目里说,如果是开始或结束时间点相同,那么不算,那么同时开始呢,应该算吧,从21:58-21:59开始21:58为开,21:58为闭,那么完全有重合?为什么呢?
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University of Science and Technology of China
Online Judge for ACM/ICPC
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