n = int(input())
s = 10
while s >= 10:
    s = 0
    while n >= 10:
        s += n % 10
        n /= 10
    s += n
    if s > 9:
        n = s
        s = 10
s=int(s)
if s != 1:
    print(s)

else:
    print("Szczesliwego Nowego Roku")