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Re:哦，知道了In Reply To:为啥把<转为<=就AC，而把<=转为<就WA呢 Posted by:lydrainbowcat at 2011-09-12 09:19:58 比如对于5<6<6<7<8这个式子，最长上升子序列是4，也就是说算出来是只需要变化1个 但是实际上需要变化两个，因为那个6变成5或者6都不行，因为两边是小于号 而如果转化为小于等于的话，就可以变成它左右两边的任意一个~ Followed by: Post your reply here: |
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