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.

['a', 'D', 'q', 'w', '6693', 'O', '8325', 'w', '8903', 'l', '9361', 'e', '7757', 'Q', '2761', 'e', '1459', 'L', 'w', 'K', 'I', 'B']
1, 4, 17, 23, 6693, 15, 8325, 23, 8903, 12, 9361, 5, 7757, 17, 2761, 5, 1459, 12, 23, 11, 9, 2

['j', 'u', '7291', 'i', '3329', 's', 'p', 'A', 'h', 'i', 'a', 's', '6987', '7169', 'T', 'K', 'C', '4991', 'A', 'A', 'h', '6997', 'h']
10, 21, 7291, 9, 3329, 19, 16, 1, 8, 9, 1, 19, 6987, 7169, 20, 11, 3, 4991, 1, 1, 8, 6997, 8

['8245', '403', '4999', 'a', '4953', 'm', '1173', '2649', 'C', 'I', '9117', 'B', '5271', '4861', '5183', 'E', 'K', 'w', '2837', 'F', 'u', 'W', 'h', '6815', '2021', '3313', '5361', '9993', 'S', '439', '879']

8245, 403, 4999, 1, 4953, 13, 1173, 2649, 3, 9, 9117, 2, 5271, 4861, 5183, 5, 11, 23, 2837, 6, 21, 23, 8, 6815, 2021, 3313, 5361, 9993, 19, 439, 879