Eroare de compilare: main.cpp:1:2: warning: #import is a deprecated GCC extension [-Wdeprecated] #import <fstream> ^~~~~~ main.cpp:5:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type] main() ^ main.cpp: In function 'int main()': main.cpp:10:21: error: no match for 'operator=' (operand types are 'std::fstream {aka std::basic_fstream<char>}' and 'int') for(;(c=getchar())!=-1;x[i++]=c-48?:11); ^ In file included from main.cpp:1:0: /usr/include/c++/6/fstream:949:7: note: candidate: std::basic_fstream<_CharT, _Traits>& std::basic_fstream<_CharT, _Traits>::operator=(std::basic_fstream<_CharT, _Traits>&&) [with _CharT = char; _Traits = std::char_traits<char>] operator=(basic_fstream&& __rhs) ^~~~~~~~ /usr/include/c++/6/fstream:949:7: note: no known conversion for argument 1 from 'int' to 'std::basic_fstream<char>&&' main.cpp:10:36: error: no match for 'operator-' (operand types are 'std::fstream {aka std::basic_fstream<char>}' and 'int') for(;(c=getchar())!=-1;x[i++]=c-48?:11); ~^~~ main.cpp:10:36: note: candidate: operator-(int, int) <built-in> main.cpp:10:36: note: no known conversion for argument 1 from 'std::fstream {aka std::basic_fstream<char>}' to 'int' In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator.h:1193:5: note: candidate: template<class _Iterator> decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorL>&) operator-(const move_iterator<_Iterator>& __x, ^~~~~~~~ /usr/include/c++/6/bits/stl_iterator.h:1193:5: note: template argument deduction/substitution failed: main.cpp:10:37: note: 'std::fstream {aka std::basic_fstream<char>}' is not derived from 'const std::move_iterator<_IteratorL>' for(;(c=getchar())!=-1;x[i++]=c-48?:11); ^~ In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, from /usr/include/c++/6/fstream:38, from main.cpp:1: /usr/include/c++/6/bits/stl_iterator.h:1186:5: note: candidate: template<class _IteratorL, class _IteratorR> decltype ((__x.base() - __y.base())) std::operator-(const std::move_iterator<_IteratorL>&, const std::move_iterator<_IteratorR>&) operator-(const move_iterator<_IteratorL>& __x, ^~~~~~~~ /usr/include/c++/6/bits/stl_iterator.h:1186:5: note: template argument deduction/substitution failed: main.cpp:10:37: note: 'std::fstream {aka std::basic_fstream<char>}' is not derived from 'const std::move_iterator<_IteratorL>' for(;(c=getchar())!=-1;x[i++]=c-48?:11); ^~ In file included from /usr/include/c++/6/bits/stl_algobase.h:67:0, from /usr/include/c++/6/bits/char_traits.h:39, from /usr/include/c++/6/ios:40, from /usr/include/c++/6/istream:38, Non zero exit status: 1