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

Main(require("fs").readFileSync("/dev/stdin", "utf-8"));