@[阿陶陶陶](/user/383524)
```cpp
inline int add(int f,int t,int v)
{
e[++cnt]=edge(f,t,v,head[f]);
head[f]=cnt;
}
```
没返回值的函数没事不要带返回值
by 5k_sync_closer @ 2022-02-03 11:53:58
@[5k_sync_closer](/user/388651) 明白,是我手残
by 阿陶陶陶 @ 2022-02-03 11:57:30