/in/foo.cc: In function 'int main()':
/in/foo.cc:11:3: warning: this 'else' clause does not guard... [-Wmisleading-indentation]
   11 |   else
      |   ^~~~
/in/foo.cc:13:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'else'
   13 |    cout<<sum<<endl;
      |    ^~~~