#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,a[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};
	cin>>n;
	cout<<a[n]<<endl;
	return 0;
}
