自查后发现是第24行的判断边界 $n,m$写反了 24行代码改为 ```cpp while(x0>0&&x0<=n&&y0>0&&y0<=m&&mp[x0][y0]==0) ``` 即可AC? by A宋锦瑞A @ 2022-01-21 11:54:52
此帖完结 ~~完结了都没有人~~ by A宋锦瑞A @ 2022-01-21 11:55:56