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因为如果while(gets(tree[n++])!=NULL)有可能n多加了1，例如最后有个空行什么的In Reply To:兄弟们啊，直接用快排，就几行代码，1782MS，水过！！！不过开始用while(gets(tree[n++])!=NULL);wa了我3次，改成while(gets(tree[n])!=NULL)n++;就ac了，为什么呀？ Posted by:19910517 at 2009-08-19 18:28:18 因为如果while(gets(tree[n++])!=NULL)有可能n多了1 Followed by: Post your reply here: |
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