#include <stdio.h>

int checknum(int num1, int num2)
{
  int sum;
  int rusult;

  sum = num1 * num2;
  result = sum % 2;
  return (result);
}

int main(void) {
  int a;
  int b;
  int i;
  
  i = checknum(a, b);
  if (i = 0)
    printf("Even");
  else
    printf("Odd");
  return (0);
}