View Compilation Error

631019_0_0_15793.cpp: In function `int main()':
631019_0_0_15793.cpp:6: error: no match for 'operator!=' in '(+(&std::cin)->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(&x))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(&y))) != -0x000000001'