package codeup100;

import java.util.Scanner;

public class c1066_2 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

int[] arr = new int[3];

for(int i=0; i<3; i++) {

arr[i]= sc.nextInt();

if(arr[i]%2 == 0) {

System.out.println("even");

} else {

System.out.println("odd");

}

}

sc.close();

}

}