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