can someone convert this to python pls #include  using namespace std; int main() { int n; cin>>n; vector arr(n+1, 1); while(1) { cin.ignore(); string s; getline(cin, s); unordered_set set; if(s == "HELP") break; else { istringstream ss(s); while(ss >> s) { int num = stoi(s); set.insert(num); } } string response; cin>>response; if(response == "YES") { for(int i = 1; i <= n; i++) { if(set.find(i) != set.end()) arr[i] = 1; else arr[i] = 0; } } else { for(int i = 1; i <= n; i++) { if(set.find(i) != set.end()) arr[i] = 0; } } } for(int i=1; i<=n; i++) { if(arr[i] == 1) cout<