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

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

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