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关于建图的疑问1.为什么很多人说要拆点,拆点后两点间边无穷,和不拆有什么区别吗? 2.若按照普通见图,FLOYD后,再二分最长长度求最大流,则若有流量流过2条边怎么办? 本来在规定长度内不可达的点就可达了。 Followed by: Post your reply here: |
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