Eroare de compilare: main.cpp:6:1: error: 'ifstream' does not name a type ifstream fin("retea3.in"); ^~~~~~~~ main.cpp:7:1: error: 'ofstream' does not name a type ofstream fout("retea3.out"); ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:29:5: error: 'fin' was not declared in this scope fin>>N>>M; ^~~ main.cpp:39:4: error: 'fout' was not declared in this scope fout<<exp(r[M][M],N-1); ^~~~ Non zero exit status: 1