Eroare de compilare: main.cpp: In function 'int main()': main.cpp:72:5: error: reference to 'cin' is ambiguous 72 | cin >> N >> M; | ^~~ In file included from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:75, from main.cpp:1: /usr/include/c++/12.2.1/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("lca.in"); | ^~~ main.cpp:75:9: error: reference to 'cin' is ambiguous 75 | cin >> p; | ^~~ /usr/include/c++/12.2.1/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("lca.in"); | ^~~ main.cpp:81:9: error: reference to 'cin' is ambiguous 81 | cin >> a >> b; | ^~~ /usr/include/c++/12.2.1/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("lca.in"); | ^~~ main.cpp:82:9: error: reference to 'cout' is ambiguous 82 | cout << query(a, b) << '\n'; | ^~~~ /usr/include/c++/12.2.1/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("lca.out"); | ^~~~ Non zero exit status: 1