#include<iostream>
using namespace std;
int main()
{
	int arr[33]={0,1, 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 n;
	cin>>n;
	cout<<arr[n]<<endl;
} 