Eroare de compilare: user.cpp:49:30: error: conflicting declaration ‘int g’ int fr[201],x,poz,k,i,j,nr,n,g,c[75001]; ^ user.cpp:48:10: error: ‘g’ has a previous declaration as ‘std::ofstream g’ ofstream g("ghiozdan.out"); ^ user.cpp: In function ‘int main()’: user.cpp:52:6: error: cannot bind ‘std::basic_istream<char>::__istream_type {aka std::basic_istream<char>}’ lvalue to ‘std::basic_istream<char>&&’ f>>n>>g; ^ In file included from /usr/include/c++/4.8/fstream:38:0, from user.cpp:1: /usr/include/c++/4.8/istream:872:5: error: initializing argument 1 of ‘std::basic_istream<_CharT, _Traits>& std::operator>>(std::basic_istream<_CharT, _Traits>&&, _Tp&) [with _CharT = char; _Traits = std::char_traits<char>; _Tp = std::basic_ofstream<char>]’ operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x) ^ user.cpp:60:19: error: invalid user-defined conversion from ‘std::ofstream {aka std::basic_ofstream<char>}’ to ‘int’ [-fpermissive] for (j=g; j>=0; j--) if (c[j]) ^ In file included from /usr/include/c++/4.8/ios:44:0, 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_ios.h:115:7: note: candidate is: std::basic_ios<_CharT, _Traits>::operator void*() const [with _CharT = char; _Traits = std::char_traits<char>] <near match> operator void*() const ^ /usr/include/c++/4.8/bits/basic_ios.h:115:7: note: no known conversion for implicit ‘this’ parameter from ‘void*’ to ‘int’ user.cpp:61:48: error: no match for ‘operator<=’ (operand types are ‘int’ and ‘std::ofstream {aka std::basic_ofstream<char>}’) for(k=1; k<=fr[i] and j+k*i<=g ; k++) ^ user.cpp:61:48: note: candidates are: In file included from /usr/include/c++/4.8/bits/stl_algobase.h:64:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, 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/stl_pair.h:239:5: note: template<class _T1, class _T2> constexpr bool std::operator<=(const std::pair<_T1, _T2>&, const std::pair<_T1, _T2>&) operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y) ^ /usr/include/c++/4.8/bits/stl_pair.h:239:5: note: template argument deduction/substitution failed: user.cpp:61:50: note: mismatched types ‘const std::pair<_T1, _T2>’ and ‘int’ for(k=1; k<=fr[i] and j+k*i<=g ; k++) ^ In file included from /usr/include/c++/4.8/bits/stl_algobase.h:67:0, from /usr/include/c++/4.8/bits/char_traits.h:39, from /usr/include/c++/4.8/ios:40, 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/stl_iterator.h:315:5: note: template<class _Iterator> bool std::operator<=(const std::reverse_iterator<_Iterator>&, const std::reverse_iterator<_Iterator>&)