#include <iostream>
#include <vector>
#include <string>
#include <algorithm>
using namespace std;
using ll = long long;

int N;

int main(){
  cin >> N;
  cout << "「NO」" << endl;
  /*
  if(N % 4 == 3 || N % 4==0){
    cout << "YES" << endl;
  }else{
    cout << "NO" << endl;
  }
  */
}