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: ['x', 'w', 'O', 'F', '2061', 'p', 'G', 'n', 'g', '8231', 'l', '3149', '9487', 'L', 'T', 'O', 'U', 'k', '6157', '7173', 'C', '1113', 'j', 'e', 'S', 'h', 'g', 'l', 'g', 'U', 'c', '9643', 's', 'Q', '7085', '8949']

24, 23, 15, 6, 2061, 16, 7, 14, 7, 8231, 12, 3149, 9487, 12, 20, 15, 21, 11, 6157, 7173, 3, 1113, 10, 5, 19, 8, 7, 12, 7, 21, 3, 9643, 19, 17, 7085, 8949