Number of letters after string’s last digit

A code to compute the number of letters after string’s last digit is desired. Write a function @numletters_after_lastdigit(f)@ that provided a list of strings $f$ returns a list of numbers. Each number in the result list has to be the number of letters after last digit in the corresponding string of $f$ . All strings in $f$ consist of digits and lowercase letters. All strings have at least one digit.

Sample session

Problem information

Author: ProAl

Generation: 2026-01-25T16:48:44.920Z