```
if(j == 1 || j == a || i == 1 || i == b){
cout<<c;
}
```
改成
```
if(j == 1 || j == b || i == 1 || i == a){
cout<<c;
}
```
by zhouzihang1 @ 2023-10-25 18:59:32
@[zhouzihang1](/user/827018) 通过了，感谢
by link_yang @ 2023-10-30 12:14:29