import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	}
} import java.util.*; util.* java public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	}
} Main public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	} main {
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	} Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = sc.nextInt(); a sc.nextInt() sc.nextInt sc int b = sc.nextInt(); b sc.nextInt() sc.nextInt sc System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even") System.out.println System.out System System.out a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even" a % 2 == 1 && b % 2 == 1 a % 2 == 1 a % 2 a 2 1 b % 2 == 1 b % 2 b 2 1 "Odd" "Even" String[] args args public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	}
} public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	}
} Main
import java.util.*;
public class Main {
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		int a = sc.nextInt();
		int b = sc.nextInt();

		// 出力
		System.out.println( a % 2 == 1 && b % 2 == 1 ? "Odd" : "Even");
	}
}