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: ['x', '3393', '6165', 'k', '547', '667', '5949', '1285', 'G', 'G', 'C', 'R', '4757', 'w', 'q', '2689', '9725', '9501', 'C', '6685', '1403', '3673', 'l', 'j', '7261', 'T', '227', '6143', '105', '3699', '8921', 'k', '943', 'Q', '4409']

24, 3393, 6165, 11, 547, 667, 5949, 1285, 7, 7, 3, 18, 4757, 23, 17, 2689, 9725, 9501, 3, 6685, 1403, 3673, 12, 10, 7261, 20, 227, 6143, 105, 3699, 8921, 11, 943, 17, 4409