```cpp
edges[curedge].val-=flow;
edges[curedge^1].val-=flow;
```
直接过可还行（
by Argon_Cube @ 2022-01-11 17:19:56
这题的数据其实不加反边都能过(
by 望月Asta @ 2022-01-11 17:52:01
如果你说的是真的的话，那么这道题的数据还是这么水。
by RainFestival @ 2022-01-11 18:37:01