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
  {
    console.log('Odd');
  }
}

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