repeat

def repeat(s):
    for i in range(len(s) // 2):
        if s[0] == s[-1-i] and s[i] == s[-1] and len(s) % (i+1) == 0 and \
                s[:i+1] == s[-1-i:] and (len(s) // (i+1)) * s[:i+1] == s:
            return len(s) // (i+1)
    return 1


s = input()
print(repeat(s))