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Re:这题样例是错的吧?In Reply To:这题样例是错的吧? Posted by:ziqilau at 2008-09-05 02:04:34 > 这题样例是错的吧? > 怎么可能YES呢？没可能 "more than once"那句话只是定义一下什么叫做"simple operation"，然后后面一句话告诉说，一个simple operation的起始点和终止点的比例不会超过10^4, 题目并未要求只能有simple operation. 不过，这NC话的of 还真tm多 Followed by: Post your reply here: |
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