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

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        PrintWriter out = new PrintWriter(System.out);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

        if (a % 2 == 1 && b % 2 == 1) {
            out.printf("Odd\n");
        } else {
            out.printf("Even\n");
        }
        out.flush();
    }
} import java.util.*; util.* java import java.io.*; io.* java class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        PrintWriter out = new PrintWriter(System.out);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

        if (a % 2 == 1 && b % 2 == 1) {
            out.printf("Odd\n");
        } else {
            out.printf("Even\n");
        }
        out.flush();
    }
} Main public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        PrintWriter out = new PrintWriter(System.out);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

        if (a % 2 == 1 && b % 2 == 1) {
            out.printf("Odd\n");
        } else {
            out.printf("Even\n");
        }
        out.flush();
    } main {
        Scanner sc = new Scanner(System.in);
        PrintWriter out = new PrintWriter(System.out);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

        if (a % 2 == 1 && b % 2 == 1) {
            out.printf("Odd\n");
        } else {
            out.printf("Even\n");
        }
        out.flush();
    } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) PrintWriter out = new PrintWriter(System.out); out new PrintWriter(System.out) int a = Integer.parseInt(sc.next()); a Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc int b = Integer.parseInt(sc.next()); b Integer.parseInt(sc.next()) Integer.parseInt Integer sc.next() sc.next sc if (a % 2 == 1 && b % 2 == 1) {
            out.printf("Odd\n");
        } else {
            out.printf("Even\n");
        } a % 2 == 1 && b % 2 == 1 a % 2 == 1 a % 2 a 2 1 b % 2 == 1 b % 2 b 2 1 {
            out.printf("Odd\n");
        } out.printf("Odd\n") out.printf out "Odd\n" {
            out.printf("Even\n");
        } out.printf("Even\n") out.printf out "Even\n" out.flush() out.flush out String[] args args
import java.util.*;
import java.io.*;

class Main {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        PrintWriter out = new PrintWriter(System.out);
        int a = Integer.parseInt(sc.next());
        int b = Integer.parseInt(sc.next());

        if (a % 2 == 1 && b % 2 == 1) {
            out.printf("Odd\n");
        } else {
            out.printf("Even\n");
        }
        out.flush();
    }
}