function Main(input) {
	var arr = [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];
	console.log(arr[input-1])
}Main(require("fs").readFileSync("/dev/stdin", "utf8").trim());