#include<bits/stdc++.h>

using namespace std;

using ll = long long;
using ii = pair <int, int>;

const int N = 1e5 + 87;
const int inf = 2e9 + 87;

int main() {
#ifdef LOCAL
  freopen("in", "r", stdin);
#endif
  string n, resp = "NO";
  while (getline(cin, n)) cout << resp << endl;
  return 0;
}
/*
hey there peraaaaa
you'r won-deer-ful
*/