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

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

    }

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

    }

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

    }

  } main {
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt();
    int b = sc.nextInt();
    int aa = a % 2;
    int bb = b % 2;
    if(aa == 1 && bb == 1){
      System.out.println("Odd");
    }else{
      System.out.println("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 int aa = a % 2; aa a % 2 a 2 int bb = b % 2; bb b % 2 b 2 if(aa == 1 && bb == 1){
      System.out.println("Odd");
    }else{
      System.out.println("Even");

    } aa == 1 && bb == 1 aa == 1 aa 1 bb == 1 bb 1 {
      System.out.println("Odd");
    } System.out.println("Odd") System.out.println System.out System System.out "Odd" {
      System.out.println("Even");

    } System.out.println("Even") System.out.println System.out System System.out "Even" String[] args args
import java.util.*;
import java.io.*;

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

    }

  }
}
