jinzhao1994的专栏

给定一个有向图，求最少再额外即

#include #include #include #include using namespace std; int tran[8][8]={ {0,0,0,0,0,0,0,0}, {0,1,2,3,4,5,6,7}, {0,2,2,2,7,7,7,7}, {0,3,2,3,7,7,7,7}, {0,4,7,7,4,4,7,7}, {0,5,7,7,4,5,7,7},