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可以试试这组数据In Reply To:关于建图的疑问 Posted by:jianhe25 at 2010-02-12 12:58:50 3 2 1 0 0 0 0 1 1 2 1 2 3 1 拆点后， 由于没有边从i'到i从而起到了对i点限制作用，即不允许其他流通过该点到达该点能到达的点， ，比如上面的1到3就不能在t=1时到达， Followed by: Post your reply here: |
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