import java.io.*;
import java.util.*;

public class Main {
	public static void main (String[] args) {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	}
} import java.io.*; io.* java import java.util.*; util.* java public class Main {
	public static void main (String[] args) {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	}
} Main public static void main (String[] args) {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	} main {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	} Scanner in = new Scanner(System.in); in new Scanner(System.in) if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		} in.hasNext() in.hasNext in {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		} int a = in.nextInt(); a in.nextInt() in.nextInt in int b = in.nextInt(); b in.nextInt() in.nextInt in int result = (int)((long) a % 2 * b % 2) % 2; result (int)((long) a % 2 * b % 2) % 2 (int)((long) a % 2 * b % 2) (long) a % 2 * b (long) a % 2 (long) a 2 b 2 2 if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			} result == 0 result 0 {
				System.out.println("Even");
			} System.out.println("Even") System.out.println System.out System System.out "Even" {
				System.out.println("Odd");
			} System.out.println("Odd") System.out.println System.out System System.out "Odd" String[] args args public class Main {
	public static void main (String[] args) {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	}
} public class Main {
	public static void main (String[] args) {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	}
} Main
import java.io.*;
import java.util.*;

public class Main {
	public static void main (String[] args) {
		Scanner in = new Scanner(System.in);

		if (in.hasNext()) {
			int a = in.nextInt();
			int b = in.nextInt();

			int result = (int)((long) a % 2 * b % 2) % 2;
			if (result == 0) {
				System.out.println("Even");
			} else {
				System.out.println("Odd");
			}
		}
	}
}
