function Main (K) {
  K = parseInt(K.split("\n")[0], 10);
  console.log([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][K-1]);
}

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