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

print(('Odd' if a & 1 and b & 1 else 'Even'))
a, b = list(map(int, input().split()))

print(('Odd' if a*b % 2 == 1 else 'Even'))
a, b = list(map(int, input().split()))
print(("Odd" if a & 1 and b & 1 else "Even"))

a, b = list(map(int, input().split()))
print(("Odd" if a * b % 2 == 1 else "Even"))

-print(("Odd" if a & 1 and b & 1 else "Even")) +print(("Odd" if a * b % 2 == 1 else "Even"))