Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:37:5: error: reference to ‘cin’ is ambiguous cin>>n>>m>>e; ^ user.cpp:8:10: note: candidates are: std::ifstream cin ifstream cin("cuplaj.in"); ^ In file included from user.cpp:1:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:42:3: error: reference to ‘cin’ is ambiguous cin>>x>>y; ^ user.cpp:8:10: note: candidates are: std::ifstream cin ifstream cin("cuplaj.in"); ^ In file included from user.cpp:1:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:58:2: error: reference to ‘cout’ is ambiguous cout<<ans<<'\n'; ^ user.cpp:9:10: note: candidates are: std::ofstream cout ofstream cout("cuplaj.out"); ^ In file included from user.cpp:1:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ user.cpp:60:16: error: reference to ‘cout’ is ambiguous if (mt[i]+1) cout<<mt[i]+1<<' '<<i+1<<'\n'; ^ user.cpp:9:10: note: candidates are: std::ofstream cout ofstream cout("cuplaj.out"); ^ In file included from user.cpp:1:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^