Eroare de compilare: user.cpp:4:14: error: conflicting declaration ‘std::ofstream fout’ ofstream fout("examen.out"); ^ user.cpp:3:10: error: ‘fout’ has a previous declaration as ‘std::ifstream fout’ ifstream fout("examen.in"); ^ user.cpp:5:9: error: ‘DIM’ was not declared in this scope int sol[DIM], v[DIM]; ^ user.cpp:5:17: error: ‘DIM’ was not declared in this scope int sol[DIM], v[DIM]; ^ user.cpp:6:22: error: ‘DIM’ was not declared in this scope long long sum = 0, x[DIM], val; ^ user.cpp: In function ‘int main()’: user.cpp:8:5: error: ‘fin’ was not declared in this scope fin >> n; ^ user.cpp:8:12: error: ‘n’ was not declared in this scope fin >> n; ^ user.cpp:10:14: error: no match for ‘operator<<’ (operand types are ‘std::ifstream {aka std::basic_ifstream<char>}’ and ‘const char [3]’) fout << "-1"; ^ user.cpp:10:14: note: candidates are: In file included from /usr/include/c++/4.8/string:52:0, from /usr/include/c++/4.8/bits/locale_classes.h:40, from /usr/include/c++/4.8/bits/ios_base.h:41, from /usr/include/c++/4.8/ios:42, from /usr/include/c++/4.8/istream:38, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/bits/basic_string.h:2753:5: note: template<class _CharT, class _Traits, class _Alloc> std::basic_ostream<_CharT, _Traits>& std::operator<<(std::basic_ostream<_CharT, _Traits>&, const std::basic_string<_CharT, _Traits, _Alloc>&) operator<<(basic_ostream<_CharT, _Traits>& __os, ^ /usr/include/c++/4.8/bits/basic_string.h:2753:5: note: template argument deduction/substitution failed: user.cpp:10:17: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fout << "-1"; ^ In file included from /usr/include/c++/4.8/istream:39:0, from /usr/include/c++/4.8/fstream:38, from user.cpp:1: /usr/include/c++/4.8/ostream:471:5: note: 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++/4.8/ostream:471:5: note: template argument deduction/substitution failed: user.cpp:10:17: note: ‘std::ifstream {aka std::basic_ifstream<char>}’ is not derived from ‘std::basic_ostream<_CharT, _Traits>’ fout << "-1"; ^