function main(input) {
  const args = input.split(" ");
  const a = parseInt(args[0], 10);
  const b = parseInt(args[1], 10);
  if((a*b) % === 0){
    console.log("Even");
  }else{
    console.log("Odd");
  }
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));