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