import sys

def last_len_uniq(s, i, n):
    return len({c for c in s[i-n:i]}) == n

s = input()

for i in range(4, len(s) + 1):
    if last_len_uniq(s, i, 4):
        print(i)
        break

for i in range(14, len(s) + 1):
    if last_len_uniq(s, i, 14):
        print(i)
        break