ДЗ 8 Н 1

# _*_ coding: utf-8 _*_
n = input()
max_num = n[0]
count = 1
for i in range (1, len(n)):
    if int(n[i]) < int(max_num):
        count = 1
        max_num = n[i]
    elif int(n[i]) == int(max_num):
        count += 1
print (count)