Eroare de compilare: user.cpp: In function ‘int main()’: user.cpp:9:46: error: reference to ‘cin’ is ambiguous #define FASTIO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0) ^ user.cpp:68:5: note: in expansion of macro ‘FASTIO’ FASTIO; ^ user.cpp:38:10: note: candidates are: std::ifstream cin ifstream cin("ksecv4.in"); ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/5/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:9:58: error: reference to ‘cout’ is ambiguous #define FASTIO ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0) ^ user.cpp:68:5: note: in expansion of macro ‘FASTIO’ FASTIO; ^ user.cpp:39:10: note: candidates are: std::ofstream cout ofstream cout("ksecv4.out"); ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/5/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^ user.cpp:69:5: error: reference to ‘cin’ is ambiguous cin >> n >> k >> m; ^ user.cpp:38:10: note: candidates are: std::ifstream cin ifstream cin("ksecv4.in"); ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/5/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^ user.cpp:70:16: error: reference to ‘cin’ is ambiguous for0(i, m) cin >> a[i]; ^ user.cpp:38:10: note: candidates are: std::ifstream cin ifstream cin("ksecv4.in"); ^ In file included from /usr/include/x86_64-linux-gnu/c++/5/32/bits/stdc++.h:74:0, from user.cpp:1: /usr/include/c++/5/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input