function Main(input){
  input =input.split(" ");
  const a=parseInt(input[0],10);
  const b=parseInt(input[1],10);
  var c=a*b
  if (c%2===0){
    console.log("Even");
  }else{
    console.log("Odd");
  }

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