function main(input) {
	const args = input.split(' ');
  	const a = parseInt(args[0],10);
    const b = parseInt(args[1],10);
  	const seki = a*b;
  	if (seki%2===0){
    	console.log('Even');
    }
  	else{
    	console.log('Odd');
    }
}

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