function Main(input) {
  var line = stdin.split(' ');
  var a = line[0];
  var b = line[1];
  var c = a * b;
  if (c % 2 === 1) {
    console.log('Odd');
  } else {
    console.log('Even');
  }
}

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