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: ['3883', 'S', '2841', 'G', '2121', 'h', '7907', 'J', 'Y', 'y', '401', 'z', '6795', 'J', 'W', 'y', '2277', 'X', 'X', 'B', 'e', 'X', '323', 'Y', '4797', '9513', 'f', '8735', '6367', 'I', 'c', 't', '8825']

3883, 19, 2841, 7, 2121, 8, 7907, 10, 25, 25, 401, 26, 6795, 10, 23, 25, 2277, 24, 24, 2, 5, 24, 323, 25, 4797, 9513, 6, 8735, 6367, 9, 3, 20, 8825