import java.util.*;

public class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  }
} import java.util.*; util.* java public class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  }
} Main public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  } main {
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  } Scanner sc = new Scanner(System.in); sc new Scanner(System.in) int a = sc.nextInt() a sc.nextInt() sc.nextInt sc b = sc.nextInt(); b sc.nextInt() sc.nextInt sc sc.close() sc.close sc String ans[] = {"Odd", "Even"}; ans {"Odd", "Even"} "Odd" "Even" int an = 0; an 0 if(a % 2 == 0 || b % 2 == 0)an = 1; a % 2 == 0 || b % 2 == 0 a % 2 == 0 a % 2 a 2 0 b % 2 == 0 b % 2 b 2 0 an = 1 an 1 System.out.println(ans[an]) System.out.println System.out System System.out ans[an] ans an String args[] args public class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  }
} public class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  }
} Main
import java.util.*;

public class Main{
  public static void main(String args[]){
    Scanner sc = new Scanner(System.in);
    int a = sc.nextInt(), b = sc.nextInt();
    sc.close();
    String ans[] = {"Odd", "Even"};
    int an = 0;
    if(a % 2 == 0 || b % 2 == 0)an = 1;
    System.out.println(ans[an]);
  }
}
