#include <bits/stdc++.h>
int main() {
  char a[6];
  char b[6];
  int Number_a, Number_b, product;
  printf("変数aを入力\n");
  fgets(a, 6, stdin);
  printf("変数bを入力\n");
  fgets(b, 6, stdin);
  Number_a = atoi(a);
  Number_b = atoi(b);
  product = Number_a * Number_b;
  if (product % 2 == 0) {
    printf("Even\n");
  } else {
    printf("Odd\n");
  }
  return 0;
}
