#include<bits/stdc++.h>
using namespace std;

int main(){
  int N[32] = {1,1,1,2,1,2,1,5,2,2,1,5,1,2,1,14,1,5,1,5,2,2,1,15,2,2,5,4,1,4,1,51};
  int K;
  cin >> K;
  cout << N[K-1] << endl;
  return 0;
}