Eroare de compilare: user.cpp: In function ‘int32_t main()’: user.cpp:444:5: error: reference to ‘cin’ is ambiguous cin >> q; ^~~ user.cpp:437:10: note: candidates are: std::ifstream cin ifstream cin("cercuri.in"); ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:75:0, from user.cpp:1: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ user.cpp:447:9: error: reference to ‘cin’ is ambiguous cin >> x1 >> y1 >> r1 >> x2 >> y2 >> r2; ^~~ user.cpp:437:10: note: candidates are: std::ifstream cin ifstream cin("cercuri.in"); ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:75:0, from user.cpp:1: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ user.cpp:450:13: error: reference to ‘cout’ is ambiguous cout << "-1\n"; ^~~~ user.cpp:438:10: note: candidates are: std::ofstream cout ofstream cout("cercuri.out"); ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:75:0, from user.cpp:1: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ user.cpp:457:13: error: reference to ‘cout’ is ambiguous cout << "-2\n"; ^~~~ user.cpp:438:10: note: candidates are: std::ofstream cout ofstream cout("cercuri.out"); ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/6/32/bits/stdc++.h:75:0, from user.cpp:1: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ user.cpp:462:13: error: reference to ‘cout’ is ambiguous cout << "-3\n"; ^~~~ user.cpp:438:10: note: candidates are: std::ofstream cout ofstream cout("cercuri.out");