Eroare de compilare: main.cpp: In function 'int main()': main.cpp:28:5: error: 'fin' was not declared in this scope; did you mean 'sin'? 28 | fin >> t; | ^~~ | sin main.cpp:32:20: error: 'fout' was not declared in this scope 32 | if(k == 0){fout << rid(2, n) << c;continue;} | ^~~~ main.cpp:33:20: error: 'fout' was not declared in this scope 33 | if(k == 1){fout << 1ll * n * rid(2, n - 1) % mod << c;continue;} | ^~~~ main.cpp:47:9: error: 'fout' was not declared in this scope 47 | fout << rez << c; | ^~~~ Non zero exit status: 1