Eroare de compilare: main.cpp:3:1: error: 'ifstream' does not name a type ifstream fin ("progresie.in"); ^~~~~~~~ main.cpp:4:1: error: 'ofstream' does not name a type ofstream fout ("progresie.out"); ^~~~~~~~ main.cpp: In function 'int main()': main.cpp:9:5: error: 'fin' was not declared in this scope fin>>n; ^~~ main.cpp:31:9: error: 'fout' was not declared in this scope fout<<c[i]<<" "; ^~~~ Non zero exit status: 1