Definition: 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.
Input: ['9279', 'e', '5485', 'v', 'p', '8823', '9797', 'A', 'p', '6603', '3525', '137', '9275', '3109', '5189', '5419', 'c']

9279, 5, 5485, 22, 16, 8823, 9797, 1, 16, 6603, 3525, 137, 9275, 3109, 5189, 5419, 3