import java.util.Scanner

object Main {
    def main(args: Array[String]) {
        val sc = new Scanner(System.in);
        val a, b = sc.nextInt;
        println(solve(a*b))
    }
    
    def solve(n:Int) : String = {
        if(n%2==0){
            "Even"       
        }else{
            "Odd"
        }
    }
}