Ar dalo?

Taškai: 0

Compile: FAIL

ardalo.cpp: In function ‘int main()’: ardalo.cpp:26:7: error: no match for ‘operator<<’ (operand types are ‘std::ifstream {aka std::basic_ifstream<char>}’ and ‘const char [3]’) fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/string:52:0, from /usr/include/c++/5/bits/locale_classes.h:40, from /usr/include/c++/5/bits/ios_base.h:41, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/ostream:38, from /usr/include/c++/5/iostream:39, from ardalo.cpp:1: /usr/include/c++/5/bits/basic_string.h:5172:5: note: candidate: template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::__cxx11::basic_string<_CharT, _Traits, _Alloc>&) operator<<(basic_ostream<_CharT, _Traits>& __os, ^ /usr/include/c++/5/bits/basic_string.h:5172:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/bits/ios_base.h:46:0, from /usr/include/c++/5/ios:42, from /usr/include/c++/5/ostream:38, from /usr/include/c++/5/iostream:39, from ardalo.cpp:1: /usr/include/c++/5/system_error:209:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::error_code&) operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e) ^ /usr/include/c++/5/system_error:209:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:497:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT) operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c) ^ /usr/include/c++/5/ostream:497:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:502:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, char) operator<<(basic_ostream<_CharT, _Traits>& __out, char __c) ^ /usr/include/c++/5/ostream:502:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:508:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, char) operator<<(basic_ostream<char, _Traits>& __out, char __c) ^ /usr/include/c++/5/ostream:508:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<char, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:514:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, signed char) operator<<(basic_ostream<char, _Traits>& __out, signed char __c) ^ /usr/include/c++/5/ostream:514:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<char, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:519:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, unsigned char) operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c) ^ /usr/include/c++/5/ostream:519:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<char, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:539:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const _CharT*) operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s) ^ /usr/include/c++/5/ostream:539:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/ostream:638:0, from /usr/include/c++/5/iostream:39, from ardalo.cpp:1: /usr/include/c++/5/bits/ostream.tcc:321:5: note: candidate: template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const char*) operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s) ^ /usr/include/c++/5/bits/ostream.tcc:321:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:556:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const char*) operator<<(basic_ostream<char, _Traits>& __out, const char* __s) ^ /usr/include/c++/5/ostream:556:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<char, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:569:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const signed char*) operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s) ^ /usr/include/c++/5/ostream:569:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<char, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:574:5: note: candidate: template<class _Traits> std::basic_ostream<char, _Traits>& std::operator<<(std::basic_ostream<char, _Traits>&, const unsigned char*) operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s) ^ /usr/include/c++/5/ostream:574:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<char, _Traits>’ fd <<"NE"<<endl; ^ In file included from /usr/include/c++/5/iostream:39:0, from ardalo.cpp:1: /usr/include/c++/5/ostream:628:5: note: candidate: template<class _CharT, class _Traits, class _Tp> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&&, const _Tp&) operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x) ^ /usr/include/c++/5/ostream:628:5: note: template argument deduction/substitution failed: ardalo.cpp:26:9: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fd <<"NE"<<endl; ^ ardalo.cpp:34:16: warning: ignoring return value of ‘int system(const char*)’, declared with attribute warn_unused_result [-Wunused-result] system("pause"); ^

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