Eroare de compilare: main.cpp:3:1: error: 'ifstream' does not name a type ifstream cin("cmmdc.in"); ^~~~~~~~ main.cpp:4:1: error: 'ofstream' does not name a type ofstream cout("cmmdc.out"); ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:9:5: error: 'cin' is not a member of 'std' std :: cin >> n >> m; ^~~ main.cpp:16:5: error: 'cout' is not a member of 'std' std :: cout << n << std :: endl; ^~~ Non zero exit status: 1