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', 'j', '8827', 'w', '2649', 't', '5651', '3475', 'V', 'Y', '5999', '8431', 'p', 'e', 'b', '7547', 'Q', '3459', '4093', '3919', '8843', '4385', '5797', 'r', 'v', 's', '8839', '339', 'K', '9699', '99', 'L', 'B', '5549', '8681', 'h', 'F']

1, 10, 8827, 23, 2649, 20, 5651, 3475, 22, 25, 5999, 8431, 16, 5, 2, 7547, 17, 3459, 4093, 3919, 8843, 4385, 5797, 18, 22, 19, 8839, 339, 11, 9699, 99, 12, 2, 5549, 8681, 8, 6