a,b = list(map(int, input().split()))

print(("Odd" if (a*b)%2 else "Even"))
a,b = list(map(int, input().split()))

print(("Odd" if a*b%2 else "Even"))
a, b = list(map(int, input().split()))
print(("Odd" if (a * b) % 2 else "Even"))

a, b = list(map(int, input().split()))
print(("Odd" if a * b % 2 else "Even"))

-print(("Odd" if (a * b) % 2 else "Even")) +print(("Odd" if a * b % 2 else "Even"))