public class Solution {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
int n = sc.nextInt();
if(n % 2 == 0){
System.out.println(n + " is even");
}else if(n%2 != 0){
System.out.println(n + " is odd");
}
}//2로 나누었을때 나머지가 있다면 홀수 없다면 짝수
}