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


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