摘要：
"P3381 【模板】最小费用最大流" cpp include include include include include using namespace std; struct node { int point; int value; int flow; int nxt; }; node li 阅读全文
摘要：
"题面带解释" hihoCoder感觉很好。 网络流的精华就是建图 cpp include include include include include using namespace std; struct node { int point; int weight; int nxt; }; no 阅读全文