#include <bits/stdc++.h>
int main(void) {
  int a, b;
  scanf("%d %d", &a, &b);
  if (a % 2 == 0)
    printf("Odd\n");
  else
    printf("Even\n");
  if (b % 2 == 0)
    printf("Odd\n");
  else
    printf("Even\n");
  return 0;
}
