'use strict';

const main = input => {
    const array = [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(array[parseInt(input) - 1]);
};

main(require('fs').readFileSync('/dev/stdin', 'utf8'));