function main(input) {
  const input_numbers = input.split(' ')

  if (perseInt(input_numbers[0]) * perseInt(input_numbers[1]) * 2  === 0) {
    console.log('Even')
  } else {
    console.log('Odd')
  }
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));