Eroare de compilare: main.cpp:3:1: error: 'ifstream' does not name a type ifstream fin ("dfs.in"); ofstream fout ("dfs.out"); ^~~~~~~~ main.cpp:3:26: error: 'ofstream' does not name a type ifstream fin ("dfs.in"); ofstream fout ("dfs.out"); ^~~~~~~~ main.cpp: In function 'void citire()': main.cpp:22:2: error: 'fin' was not declared in this scope fin>> n >> m; ^~~ main.cpp: In function 'int main()': main.cpp:44:2: error: 'fout' was not declared in this scope fout << cnt << '\n'; ^~~~ Non zero exit status: 1