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: ['c', 'c', 'x', 'T', '5065', 'K', 'T', '4543', 'R', 'f', '8561', '9653', '5167', 'y', '1775', 'W', '8343', '9681', '4497', 'm']

3, 3, 24, 20, 5065, 11, 20, 4543, 18, 6, 8561, 9653, 5167, 25, 1775, 23, 8343, 9681, 4497, 13