eolymp
favoriteA small monthly contribution from 1% of our users can make the website run forever. Click to make a donation and help us keep going.
Competitions

Preparation for Azercell Cup, 5 - 7 classes

Number of maximal digits

Find out how many times the maximum digit appears in positive integer n.

Input

One positive integer n (n < 1018).

Output

Print how many times the maximum digit appears in positive integer n.

Time limit 1 second
Memory limit 128 MiB
Input example #1
2354
Output example #1
1