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: ['Y', 'M', 'r', '8329', 'i', 'l', 'V', 'i', '6577', 'I', 'Q', '389', 'H', 'm', 'w', 'H', '7423', '3513']

25, 13, 18, 8329, 9, 12, 22, 9, 6577, 9, 17, 389, 8, 13, 23, 8, 7423, 3513