Eroare de compilare: main.cpp: In function 'int main()': main.cpp:18:5: error: reference to 'cin' is ambiguous 18 | cin >> t; | ^~~ 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:4:10: note: 'std::ifstream cin' 4 | ifstream cin("amici2.in"); | ^~~ main.cpp:20:9: error: reference to 'cin' is ambiguous 20 | cin >> n >> m; | ^~~ /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:4:10: note: 'std::ifstream cin' 4 | ifstream cin("amici2.in"); | ^~~ main.cpp:25:13: error: reference to 'cin' is ambiguous 25 | cin >> u >> v; | ^~~ /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:4:10: note: 'std::ifstream cin' 4 | ifstream cin("amici2.in"); | ^~~ main.cpp:78:9: error: reference to 'cout' is ambiguous 78 | cout << ceil(log2(maxx))<<"\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:5:10: note: 'std::ofstream cout' 5 | ofstream cout("amici2.out"); | ^~~~ main.cpp:15:12: warning: unused variable 'j' [-Wunused-variable] 15 | int i, j, nr, n, m,u,v; | ^ main.cpp:15:15: warning: unused variable 'nr' [-Wunused-variable] 15 | int i, j, nr, n, m,u,v; | ^~ Non zero exit status: 1