/in/foo.cc: In function 'int main()':
/in/foo.cc:25:2: error: expected primary-expression before 'else'
  else
  ^~~~
/in/foo.cc:23:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
     if(c%d)
     ^~
/in/foo.cc:35:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
  return 0;
  ^~~~~~