# coding: utf-8

mojiretu = input().rstrip()

dic = {}


def getAns(current):
    if (len(current) == 1):
        return [current]
    ret = []
    ret += [i + current[len(current) - 1:] for i in getAns(current[0:len(current) - 1])]
    ret += [i + current[0:1] for i in getAns(current[1:])]
    return ret

ret = getAns(mojiretu)
for i in ret:
    dic[i] = 0

print(len(dic))