# -*- coding: utf-8 -*-
from sys import stdin
from operator import itemgetter

stdin = open("sample.txt")

a = int(stdin.readline().rstrip())

b = [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]

print(b[a-1])