```
if(a[first.x][first.y]=='='){
k=first.time;
cout<<k;
return 0;
}
```
您是怎么确定第一个找到 `=` 的就是最短的
by NOlAKME @ 2023-03-19 20:54:54
BFS,谢谢
@[NOIAKME](/user/796048)
by letianJOE @ 2023-04-09 10:36:02