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: ['J', 'G', '7933', '3927', 'z', '4723', 'D', 'n', 'U', '4559', 'L', '6679', 'k', 'i', '9483', '7779', '83', '5689', 'w', '83', 'M', 'p', '7345', '2723', '6837', '91', 'j', '4717', 'm', '2061', 'i', '7343', '6607', 'z', '2991']

10, 7, 7933, 3927, 26, 4723, 4, 14, 21, 4559, 12, 6679, 11, 9, 9483, 7779, 83, 5689, 23, 83, 13, 16, 7345, 2723, 6837, 91, 10, 4717, 13, 2061, 9, 7343, 6607, 26, 2991