Eroare de compilare: main.cpp: In function 'int main()': main.cpp:66:5: error: reference to 'cin' is ambiguous cin >> n; ^~~ main.cpp:7:10: note: candidates are: std::ifstream cin ifstream cin("lacuri.in"); ^~~ In file included from main.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:69:13: error: reference to 'cin' is ambiguous cin >> matrix[i][j]; ^~~ main.cpp:7:10: note: candidates are: std::ifstream cin ifstream cin("lacuri.in"); ^~~ In file included from main.cpp:1:0: /usr/include/c++/6/iostream:60:18: note: std::istream std::cin extern istream cin; /// Linked to standard input ^~~ main.cpp:94:5: error: reference to 'cout' is ambiguous cout << min(rez,nr_area); ^~~~ main.cpp:8:10: note: candidates are: std::ofstream cout ofstream cout("lacuri.out"); ^~~~ In file included from main.cpp:1:0: /usr/include/c++/6/iostream:61:18: note: std::ostream std::cout extern ostream cout; /// Linked to standard output ^~~~ main.cpp:94:21: error: 'nr_area' was not declared in this scope cout << min(rez,nr_area); ^~~~~~~ Non zero exit status: 1