function Main(inp) {
    var input = inp.split('\n');
    var K = Number(input[0]);
    var a = [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(a[K - 1]);
}

Main(require("fs").readFileSync("/dev/stdin", "utf8"));