Eroare de compilare: main.cpp: In function 'int main()': main.cpp:20:5: error: reference to 'cin' is ambiguous cin >> x0 >> a >> b >> m >> q; ^~~ main.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("sir4.in"); ^~~ In file included from main.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:23:9: error: reference to 'cin' is ambiguous cin >> s; ^~~ main.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("sir4.in"); ^~~ In file included from main.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:29:9: error: reference to 'cout' is ambiguous cout << (1ll * x0 * exp + 1ll * b * (exp - 1+ m) % m * cong % m) << " "; ^~~~ main.cpp:5:10: note: candidates are: std::ofstream cout ofstream cout("sir4.out"); ^~~~ In file included from main.cpp:1:0: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ Non zero exit status: 1