a = int(input())
b = int(input())

if a < 1 or a > 10000:
    print('aを再入力')
    a = int(input())

if b < 1 or b > 10000:
    print('bを再入力')
    b = int(input())
    
c = a * b
ans = c % 2
ans = float(ans)

if ans == 0:
    print('Even')
else:
    print('Odd')