View Compilation Error

0_0_37400503_8318.cpp: In function 'int main()':
0_0_37400503_8318.cpp:9:13: error: unable to find string literal operator 'operator""YES'
  cout<<""YES""<<endl;
             ^
0_0_37400503_8318.cpp:11:12: error: unable to find string literal operator 'operator""NO'
  cout<<""NO""<<endl;
            ^