const main = function (a, b) {
  console.log(calc(a, b))
}
const calc = function (a, b) {
  if ((a % 2) == 0 || (b % 2) == 0) {
    return 'Even'
  }
  return '0dd'
}
main(require('fs').readFileSync('/dev/stdin'), 'utf8');