/home/theodore/.codelite/Programs/Program_2/Program_2.cpp:55: error: no match for ‘operator>>’ in ‘((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)((std::basic_istream<char, std::char_traits<char> >*)gradesin.std::basic_ifstream<char, std::char_traits<char> >::<anonymous>.std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WHwQ))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WT1))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WT2))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WFin))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WP1))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WP2))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WP3))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WP4))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WP5))))->std::basic_istream<_CharT, _Traits>::operator>> [with _CharT = char, _Traits = std::char_traits<char>](((int&)(& WP6))) >> std::endl’