Eroare de compilare: main.cpp: In function 'int main()': main.cpp:12:5: error: reference to 'cin' is ambiguous 12 | cin >> n >> m >> k; | ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:5:10: note: 'std::ifstream cin' 5 | ifstream cin("fb_fmi.in"); | ^~~ main.cpp:15:9: error: reference to 'cin' is ambiguous 15 | cin >> x >> y; | ^~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:60:18: note: candidates are: 'std::istream std::cin' 60 | extern istream cin; /// Linked to standard input | ^~~ main.cpp:5:10: note: 'std::ifstream cin' 5 | ifstream cin("fb_fmi.in"); | ^~~ main.cpp:38:5: error: reference to 'cout' is ambiguous 38 | cout << cnt << '\n'; | ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:6:10: note: 'std::ofstream cout' 6 | ofstream cout("fb_fmi.out"); | ^~~~ main.cpp:41:25: error: reference to 'cout' is ambiguous 41 | if(a[i][0] > 0) cout << i << " "; | ^~~~ In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/10/iostream:61:18: note: candidates are: 'std::ostream std::cout' 61 | extern ostream cout; /// Linked to standard output | ^~~~ main.cpp:6:10: note: 'std::ofstream cout' 6 | ofstream cout("fb_fmi.out"); | ^~~~ Non zero exit status: 1