Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:30:2: error: reference to ‘cin’ is ambiguous cin>>g; ^ user.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("energii.in"); ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:31:2: error: reference to ‘cin’ is ambiguous cin>>w; ^ user.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("energii.in"); ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:32:21: error: reference to ‘cin’ is ambiguous for (i=1;i<=g;i++) cin>>p[i]>>c[i]; ^ user.cpp:4:10: note: candidates are: std::ifstream cin ifstream cin("energii.in"); ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:35:25: warning: unused variable ‘s’ [-Wunused-variable] for (i=1;i<=g;i++) int s = + rs[i]; ^ user.cpp:36:2: error: reference to ‘cout’ is ambiguous cout<<rs; ^ user.cpp:5:10: note: candidates are: std::ofstream cout ofstream cout("energii.out"); ^ In file included from /usr/include/i386-linux-gnu/c++/4.8/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/4.8/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^