function main(input) {
  const args=input.split(" ");
  const a=parseInt(args[0],10);
  const b = parseInt(args[1], 10);  
    console.log(input);
  if((a*b)%2==0){
    console.log("Even");
  }
  else {
    console.log("Odd");
  }
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));