#include <stdio.h>

int main(void) {
	int arr[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 n;
	scanf("%d", &n);
	printf("%d", arr[n-1]);
	return 0;
}