// inputに入力データ全体が入る
function Main(input) {
    var a = input[0].split(" ")[0]-0;
    var b = input[0].split(" ")[1]-0;
    
    console.log((a*b)%2==0?"Even":"Odd")
}

Main(require("fs").readFileSync("/dev/stdin", "utf8").split("\n"));