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'));