AtCoDeer the deer found two positive integers, a and b. Determine whether the product of a and b is even or odd.
a, b = map(int, input().split())
print("Even" if (a%2==0 and b&2==0) else "Odd")
a, b = map(int, input().split())
print("Odd" if (a%2==1 and b%2==1) else "Even")