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: ['h', '5271', '2621', 'V', '9891', '3713', 'A', 'p', '1103', '1189', '4373', 'F', 'X', 'W', '2031', 'k', '9653', 'x', '4877', 'N', '8191', '27', 't', 'S', '7365', 't', 'G', '7459', '1589', 'P', 'V', '7187', '9183', 'D']

8, 5271, 2621, 22, 9891, 3713, 1, 16, 1103, 1189, 4373, 6, 24, 23, 2031, 11, 9653, 24, 4877, 14, 8191, 27, 20, 19, 7365, 20, 7, 7459, 1589, 16, 22, 7187, 9183, 4