代码错误
13 18 C:\Users\Administrator\Desktop\CQ-420\未命名4.cpp [Error] name lookup of 'i' changed for ISO 'for' scoping [-fpermissive]
原因
for(ri i=1;i<=n;i++) for(ri j=1;j<=m;j++); // 这里有分号 scanf("%d",&arr[i][j]);
13 18 C:\Users\Administrator\Desktop\CQ-420\未命名4.cpp [Error] name lookup of 'i' changed for ISO 'for' scoping [-fpermissive]
原因
for(ri i=1;i<=n;i++) for(ri j=1;j<=m;j++); // 这里有分号 scanf("%d",&arr[i][j]);