Detailed Instructions: In this task, you are given an input list A. You need to convert all the alphabets in the list with a number representing their position in the English alphabet. E.g., replace A by 1, B by 2, a by 1, b by 2, and so on.
Problem:['9255', 'J', '8889', '5415', 'e', '9457', 'P', '4069', 'J', 'S', '3355', 'C', 'q']
Solution:
9255, 10, 8889, 5415, 5, 9457, 16, 4069, 10, 19, 3355, 3, 17