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: ['8081', 'c', '7589', '8335', 'r', '4639', 'V', '4937', 'd', '165', '5371', '8353', 's', 'o', 'A', '2401', 'M', 'T', '9845', '9701', 'p', '3469']

SOLUTION: 8081, 3, 7589, 8335, 18, 4639, 22, 4937, 4, 165, 5371, 8353, 19, 15, 1, 2401, 13, 20, 9845, 9701, 16, 3469

PROBLEM: ['s', '1165', 'z', '2673', 's', 'n', '847', '2553', '9111', 'w', '9411', 'B', 'U', 'P', 'c']

SOLUTION: 19, 1165, 26, 2673, 19, 14, 847, 2553, 9111, 23, 9411, 2, 21, 16, 3

PROBLEM: ['5541', '9965', 'V', '4097', 'S', 'O', '3239', '9779', '2051', '6377', 'I', 'P', '337', 'm', 'k', '4349', 'H', 'Z', 'l', '9053', 'M', 'k', '7005', '671', 'k', '8201']

SOLUTION:
5541, 9965, 22, 4097, 19, 15, 3239, 9779, 2051, 6377, 9, 16, 337, 13, 11, 4349, 8, 26, 12, 9053, 13, 11, 7005, 671, 11, 8201