foo.cc:12:23: warning: missing terminating " character
   12 |                 cout<<"YES;
      |                       ^
foo.cc:12:23: error: missing terminating " character
   12 |                 cout<<"YES;
      |                       ^~~~~
foo.cc: In function ‘int main()’:
foo.cc:13:9: error: expected primary-expression before ‘return’
   13 |         return 0;
      |         ^~~~~~