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: ['A', 'Y', '4541', '2275', 'C', '4173', 'j', 'w', 'J', '6677', '2861', 't', 'q', 'R', 'G', '4151', 'v', 'T', 'T', 'v', '1631', '5095', 'T', '7325', 'i', 'B', 'A', 'd', 'E', 'l', '2223', '4307', '4407', 'Y', '8417', 'D', 'w', 'E', 'a']

1, 25, 4541, 2275, 3, 4173, 10, 23, 10, 6677, 2861, 20, 17, 18, 7, 4151, 22, 20, 20, 22, 1631, 5095, 20, 7325, 9, 2, 1, 4, 5, 12, 2223, 4307, 4407, 25, 8417, 4, 23, 5, 1