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"));