"use strict";
const main = arg => {
  const input = arg.trim();

  const a = parseInt(input[0].split(" ")[0]);
  const b = parseInt(input[0].split(" ")[1]);
  
  (a % 2 == 0 && b % 2 == 0) ? console.log('Even') : console.log('Odd');
}
main(require('fs').readFileSync('/dev/stdin', 'utf8'));