import java.util.Scanner;

public class Main {
    private static final int MOD = 1_000_000_007;
    private static final String YES = "Yes";
    private static final String NO = "No";

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

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "Odd" : "Even");
    }

    private static boolean solve(int a, int b) {
        return a*b%2 != 0;
    }
} import java.util.Scanner; Scanner java.util public class Main {
    private static final int MOD = 1_000_000_007;
    private static final String YES = "Yes";
    private static final String NO = "No";

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

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "Odd" : "Even");
    }

    private static boolean solve(int a, int b) {
        return a*b%2 != 0;
    }
} Main private static final int MOD = 1_000_000_007; MOD 1_000_000_007 private static final String YES = "Yes"; YES "Yes" private static final String NO = "No"; NO "No" public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "Odd" : "Even");
    } main {
        Scanner sc = new Scanner(System.in);

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "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(solve(a, b) ? "Odd" : "Even") System.out.println System.out System System.out solve(a, b) ? "Odd" : "Even" solve(a, b) solve a b "Odd" "Even" String[] args args private static boolean solve(int a, int b) {
        return a*b%2 != 0;
    } solve {
        return a*b%2 != 0;
    } return a*b%2 != 0; a*b%2 != 0 a*b%2 a*b a b 2 0 int a a int b b public class Main {
    private static final int MOD = 1_000_000_007;
    private static final String YES = "Yes";
    private static final String NO = "No";

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

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "Odd" : "Even");
    }

    private static boolean solve(int a, int b) {
        return a*b%2 != 0;
    }
} public class Main {
    private static final int MOD = 1_000_000_007;
    private static final String YES = "Yes";
    private static final String NO = "No";

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

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "Odd" : "Even");
    }

    private static boolean solve(int a, int b) {
        return a*b%2 != 0;
    }
} Main
import java.util.Scanner;

public class Main {
    private static final int MOD = 1_000_000_007;
    private static final String YES = "Yes";
    private static final String NO = "No";

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

        int a = sc.nextInt();
        int b = sc.nextInt();

        System.out.println(solve(a, b) ? "Odd" : "Even");
    }

    private static boolean solve(int a, int b) {
        return a*b%2 != 0;
    }
}