foo.cc: In function 'int main()':
foo.cc:13:26: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   13 |                 case '/':if(b!=0)cout<<a/b;
      |                          ^~
foo.cc:14:34: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   14 |                                  if(b==0)cout<<"Divided by zero!";
      |                                  ^~

[Hydro](https://hydro.ac)提供评测服务