"use strict";

function main(input) {
    const args = input.split(' ');
    const a = Number(args[0]);
    const b = Number(args[1])

    if ((a * b) % 2 === 0) {
        console.log('Even');
    } else {
        console.log('Odd');
    }
}

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