在#4，#8，#9，#10RE了
by Respects_H @ 2022-07-24 22:14:12
```cpp
struct Edge{
int u,v,w;
bool operator<(const Edge& b) const{
return w<=b.w;
}
};
```
重载运算符不能写 `<=`，应该是 `<`
by TheSky233 @ 2022-07-24 22:15:45
谢谢大佬
by Respects_H @ 2022-07-24 22:20:27
我也是这个原因 我吐了
by WHAT？？？ @ 2023-04-06 16:43:28