#include<iostream>
#include<cstring>
#include<cstdio>
#define inf 0x7fffffff
using namespace std;
struct data{
int from,to,next,v,cost,t;
}e[50001];
int n,m,k,cnt=1,head[1001],from[1001],q[1001],h[1001],dis[1001],ans;
bool inq[1001];
void insert(int u,int v,int w,int c){
e[++cnt].to=v;
e[cnt].next=head[u];
e[cnt].v=w;
e[cnt].t=c;
e[cnt].from=u;
head[u]=cnt;
}
void ins(int u,int v,int w,int c){
insert(u,v,w,c);
insert(v,u,0,-c);
}
void......
阅读全文