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: ['4101', '6233', 'X', 'B', '3325', 'W', 'U', 'r', '1343', '5553', 'y', 'd', '4073', '6111', 'w', '4423', '7685', '9627', 'C', 'E', '7817', 'x', '4387', '379', '9701', 'g', 'g', '7373', 'r', '8427', '4835', 'a', 'L', 'x', '2683', 'N', '9683', 'B', '4427', 'B']

4101, 6233, 24, 2, 3325, 23, 21, 18, 1343, 5553, 25, 4, 4073, 6111, 23, 4423, 7685, 9627, 3, 5, 7817, 24, 4387, 379, 9701, 7, 7, 7373, 18, 8427, 4835, 1, 12, 24, 2683, 14, 9683, 2, 4427, 2