foo.cc: In function ‘int main()’:
foo.cc:12:25: warning: this ‘else’ clause does not guard... [-Wmisleading-indentation]
   12 |                         else cout<<a/b;break;
      |                         ^~~~
foo.cc:12:40: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘else’
   12 |                         else cout<<a/b;break;
      |                                        ^~~~~