@[Naruto_](/user/400245) x1和y1有可能会比一小，而且判断的里面是||不是&&
by Aisaka_Taiga @ 2023-03-10 17:31:05
x和y在本题中不可以小于等于0，所以Noway函数改为
```
bool Noway(int x1,int y1)
{
if(x1>90||y1>90||x1<=0||y1<=0) return true;
if(vis[x1][y1]==1) return true;
return false;
}
```
就可以了。
by 2949767807qwer @ 2023-03-10 17:31:12
@[2949767807qwer](/user/577066) thx
by _Mikasa @ 2023-03-10 22:13:57
@[wwwaax](/user/526519) thx
by _Mikasa @ 2023-03-10 22:14:10
@[2949767807qwer](/user/577066) 我也是同样的问题，已 AC，感谢大佬
by tallnut @ 2023-10-04 11:02:05