Eroare de compilare: main.cpp: In function 'void solve()': main.cpp:13:5: error: reference to 'cin' is ambiguous 13 | 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:4:10: note: 'std::ifstream cin' 4 | ifstream cin("rfinv.in"); | ^~~ main.cpp:17:9: error: reference to 'cin' is ambiguous 17 | cin >> x >> y; | ^~~ /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("rfinv.in"); | ^~~ main.cpp:24:13: error: reference to 'cin' is ambiguous 24 | cin >> r[i][j]; | ^~~ /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("rfinv.in"); | ^~~ main.cpp:42:17: error: reference to 'cout' is ambiguous 42 | cout << "NU\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("rfinv.out"); | ^~~~ main.cpp:46:5: error: reference to 'cout' is ambiguous 46 | cout << "DA\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("rfinv.out"); | ^~~~ main.cpp: In function 'int main()': main.cpp:56:5: error: reference to 'cin' is ambiguous Non zero exit status: 1