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: ['1881', 'j', 'T', '8483', 'y', 'z', '2277', 'k', '4155', '5773', 'e', '1697', 'L', '6167', '6107', '4561', 'R', '3047', 'o', 'Z', '4443', 'H', 'p', '793', 'Y', 'O', '3241', '3313', '1487', 'K', 'I', 'W', '2861', '6889', 'v', '3843', 'M', 'q']

1881, 10, 20, 8483, 25, 26, 2277, 11, 4155, 5773, 5, 1697, 12, 6167, 6107, 4561, 18, 3047, 15, 26, 4443, 8, 16, 793, 25, 15, 3241, 3313, 1487, 11, 9, 23, 2861, 6889, 22, 3843, 13, 17