Eroare de compilare: main.cpp: In function 'int main()': main.cpp:46:39: error: reference to 'cin' is ambiguous ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ^~~ main.cpp:23:10: note: candidates are: std::ifstream cin ifstream cin("apm.in"); ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:75:0, from main.cpp:1: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:46:54: error: reference to 'cout' is ambiguous ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); ^~~~ main.cpp:24:10: note: candidates are: std::ofstream cout ofstream cout("apm.out"); ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:75:0, from main.cpp:1: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ main.cpp:47:5: error: reference to 'cin' is ambiguous cin >> n >> m; ^~~ main.cpp:23:10: note: candidates are: std::ifstream cin ifstream cin("apm.in"); ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:75:0, from main.cpp:1: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:49:9: error: reference to 'cin' is ambiguous cin >> x >> y >> z; ^~~ main.cpp:23:10: note: candidates are: std::ifstream cin ifstream cin("apm.in"); ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/bits/stdc++.h:75:0, from main.cpp:1: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:67:5: error: reference to 'cout' is ambiguous cout<<tot<<endl<<n-1LL<<endl; ^~~~ main.cpp:24:10: note: candidates are: std::ofstream cout ofstream cout("apm.out"); Non zero exit status: 1