function main(input) {
    const args = input.split(' ');
    const a = args.map(n=>parseInt(n, 10));


    if ((a[0] * a[1]) % 2 === 0) {
        console.log('Even');
    } else {
        console.log('Odd');
    }
}

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