Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:27:5: error: reference to ‘cin’ is ambiguous cin>>n>>m; ^ user.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("dreptunghi.in"); ^ In file included from user.cpp:1:0: /usr/include/c++/5/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:28:5: error: ‘count’ was not declared in this scope count<<solve(n,m)<<"\n"; ^ user.cpp:29:5: error: reference to ‘cin’ is ambiguous cin.close(); ^ user.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("dreptunghi.in"); ^ In file included from user.cpp:1:0: /usr/include/c++/5/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^