Eroare de compilare: user.cpp:5:14: error: variable ‘std::ifstream cin’ has initializer but incomplete type ifstream cin ("intersort.in"); ^ user.cpp:6:15: error: variable ‘std::ofstream cout’ has initializer but incomplete type ofstream cout ("intersort.out"); ^ user.cpp: In function ‘int main()’: user.cpp:12:5: error: reference to ‘cin’ is ambiguous cin>>n; ^ user.cpp:5:10: note: candidates are: <typeprefixerror>cin ifstream cin ("intersort.in"); ^ In file included from user.cpp:2:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:15:9: error: reference to ‘cin’ is ambiguous cin>>f[i]; ^ user.cpp:5:10: note: candidates are: <typeprefixerror>cin ifstream cin ("intersort.in"); ^ In file included from user.cpp:2:0: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:17:5: error: reference to ‘cout’ is ambiguous cout<<s/2; ^ user.cpp:6:10: note: candidates are: <typeprefixerror>cout ofstream cout ("intersort.out"); ^ In file included from user.cpp:2:0: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ user.cpp:11:11: warning: unused variable ‘k’ [-Wunused-variable] int n,k,i,x; ^ user.cpp:11:15: warning: unused variable ‘x’ [-Wunused-variable] int n,k,i,x; ^