TASK 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.
PROBLEM: ['J', '6243', 'G', 'V', 'K', '6277', 'c', '9637', 'B', 'i', 'U', '3459', 'L']

SOLUTION: 10, 6243, 7, 22, 11, 6277, 3, 9637, 2, 9, 21, 3459, 12

PROBLEM: ['4085', '2565', '701', '1367', '9349', '7415', '3509', 'j', '7311', 'z', 'r', '1845', '5165', '3653', 't', '1379', '9281', '371', '4001', '1411', '3747', 'l', 'd', 'J', '6795', '7629', 'O', '1769', '9391', 'r', '3205']

SOLUTION: 4085, 2565, 701, 1367, 9349, 7415, 3509, 10, 7311, 26, 18, 1845, 5165, 3653, 20, 1379, 9281, 371, 4001, 1411, 3747, 12, 4, 10, 6795, 7629, 15, 1769, 9391, 18, 3205

PROBLEM: ['E', '8923', 'T', '8055', 'J', 'H', '6991', 'J', '5321', 'M', 'h', 'B', '179', '741', 'y', 'v', '431', 'W', '8057', '6111', '2185', 'g', 'M', '2537', 'y', '9269', 'T', 'F', 'X', '2577', 'b', 'M', '1857']

SOLUTION:
5, 8923, 20, 8055, 10, 8, 6991, 10, 5321, 13, 8, 2, 179, 741, 25, 22, 431, 23, 8057, 6111, 2185, 7, 13, 2537, 25, 9269, 20, 6, 24, 2577, 2, 13, 1857