function Main(input) {
  tmp = input.split(" ");
  var a = parseInt(tmp[0], 10);
  var b = parseInt(tmp[1], 10);
  var s = ((a * b) % 2 == 0) ? "Even" : "Odd";
  console.log('%s',s);
}
Main(require("fs").readFileSync("/dev/stdin", "utf8"));