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

main((require('fs').readFileSync('/dev/stdin', utf-8));