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: ['z', '8031', '6035', 'J', '5171', 'n', '4969', '3709', '5241', 's', 'k', 'H', '5951', '3699', '6039', 'Y', '3305', '2289', '9621', 'e', '6407', '8397', 'Q', '3923', 'A', '6481', 'c', '6501', '1583', 'v', 'G', '1033']

26, 8031, 6035, 10, 5171, 14, 4969, 3709, 5241, 19, 11, 8, 5951, 3699, 6039, 25, 3305, 2289, 9621, 5, 6407, 8397, 17, 3923, 1, 6481, 3, 6501, 1583, 22, 7, 1033