#include<iostream>
using namespace std;
int main(){
int a[32]={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 i;
cin>>i;
cout<<a[i]<<endl;	
	return 0;
}