'use strict'

function main(arg) {
  arg = arg.split(' ');
  const a = arg[0];
  const b = arg[1];
  if (a == b) console.log('Drow');
  if (a < b) {
    if (a !== 1) {
      console.log('Bob');
    } else {
      console.log('Alice');
    }
  } else if (b !== 1) {
      console.log('Alice');
    } else {
      console.log('Bob');
    }
}

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