a, b, c = input().split()
if (int(a) % 2) == 0 :
    print("even")
else :
    print("odd")
if (int(b) % 2) == 0 :
    print("even")
else :
    print("odd")
if (int(c) % 2) == 0 :
    print("even")
else :
    print("odd")
