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: ['3003', 'N', 'w', 'E', 'c', '4319', '589', 'L', '1245', 'M', 'M', '267', 'B', '6095', '8243', 'P', '7477', 'X', '6205', '5989', 'y', 'S', 'x', '5989', 'V', 'm', 'L', '995', 'V', 'M', '5313']

SOLUTION: 3003, 14, 23, 5, 3, 4319, 589, 12, 1245, 13, 13, 267, 2, 6095, 8243, 16, 7477, 24, 6205, 5989, 25, 19, 24, 5989, 22, 13, 12, 995, 22, 13, 5313

PROBLEM: ['t', 'U', '4407', '8601', 'd', 'D', '1209', '7387', 'A', '6899', 'k', '653', '1929', '4271', 'a', '997', 'Z', 'S', 'A', 'Z', 'o', 'E', 'p', 'Q', 'r', 'J']

SOLUTION: 20, 21, 4407, 8601, 4, 4, 1209, 7387, 1, 6899, 11, 653, 1929, 4271, 1, 997, 26, 19, 1, 26, 15, 5, 16, 17, 18, 10

PROBLEM: ['6881', 'F', '4759', '5797', '4879', '5761', '9913', '8509', 'c', 'X', 'U']

SOLUTION:
6881, 6, 4759, 5797, 4879, 5761, 9913, 8509, 3, 24, 21