function Main(input) {
	input = input.split("\n");
	tmp = input[0].split(" ");
	var b = parseInt(tmp[0], 10);
	var c = parseInt(tmp[1], 10);
  var anser = '';
	if(b*c%2 == 0){
		anser = 'Even'
       }else{
       	anser = 'Odd';
       }
	console.log(anser);
}
Main(require("fs").readFileSync("/dev/stdin", "utf8"));