function Main(input) {
  input = input.split("¥s");
  const a = parseInt(input[0]);
  const b = parseInt(input[1]);

  const c = a * b;
  if (c % 2 == 0) {
    console.log("Even");
  } else {
    console.log("Odd");
  }
}

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