Borderou de evaluare (job #613025)

Eroare de compilare: main.cpp:5:13: error: 'jimjia' was not declared in this scope 5 | ifstream g (jimjia.in); | ^~~~~~ main.cpp:6:13: error: 'jimjam' was not declared in this scope 6 | ofstream f (jimjam.out); | ^~~~~~ main.cpp: In function 'int main()': main.cpp:13:5: error: 'x' was not declared in this scope 13 | x = a - b; | ^ main.cpp:46:11: error: no match for 'operator<<' (operand types are 'std::ifstream' {aka 'std::basic_ifstream<char>'} and 'int') 46 | g << 0; | ~ ^~ ~ | | | | | int | std::ifstream {aka std::basic_ifstream<char>} main.cpp:46:11: note: candidate: 'operator<<(int, int)' (built-in) 46 | g << 0; | ~~^~~~ main.cpp:46:11: note: no known conversion for argument 1 from 'std::ifstream' {aka 'std::basic_ifstream<char>'} to 'int' In file included from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/string:55, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/bits/locale_classes.h:40, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/bits/ios_base.h:41, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/ios:42, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/istream:38, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/fstream:38, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/bits/basic_string.h:6468:5: 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>&)' 6468 | operator<<(basic_ostream<_CharT, _Traits>& __os, | ^~~~~~~~ /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/bits/basic_string.h:6468:5: note: template argument deduction/substitution failed: main.cpp:46:14: note: 'std::ifstream' {aka 'std::basic_ifstream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>' 46 | g << 0; | ^ In file included from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/bits/ios_base.h:46, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/ios:42, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/istream:38, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/fstream:38, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/system_error:262:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::error_code&)' 262 | operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e) | ^~~~~~~~ /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/system_error:262:5: note: template argument deduction/substitution failed: main.cpp:46:14: note: 'std::ifstream' {aka 'std::basic_ifstream<char>'} is not derived from 'std::basic_ostream<_CharT, _Traits>' 46 | g << 0; | ^ In file included from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/istream:39, from /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/fstream:38, from main.cpp:1: /usr/lib/gcc/i686-pc-linux-gnu/10.3.0/include/g++-v10/ostream:506:5: note: candidate: 'template<class _CharT, class _Traits> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, _CharT)'