#include<cstdio>
using namespace std;
int n;
int a[100]={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 main(){
    scanf("%d",&n);
    printf("%d",a[n-1]);
}