function main(input) {
	const arg = input.split(' ');
	const a = parseInt(arg[0], 10);
	const b = parseInt(arg[1], 10);

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

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