S = input()

a = []
l = len(S)

for i in range(l):
    a.append(S[i])

from collections import deque

s = set()

for i in range(1 << l):
    b = format(i, "0" + str(l) + "b")
    c = deque(a)
    t = ""
    for j in range(l):
        if b[j] == "0":
            t += c.pop()
        else:
            t += c.popleft()

    s.add(t)

print(len(s))