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: ['1351', 'w', 'U', 'x', 'c', '3935', 'X', 'K', 'D', '8795', '4387', '8133', 'i', '6151', '7309', '5949', 'X', 'i', 'p', 'B', '3815', '5929', 'H', '6693', 'r', '3727', 'm', 'E', '6575', '1377', 'k', 'p']

SOLUTION: 1351, 23, 21, 24, 3, 3935, 24, 11, 4, 8795, 4387, 8133, 9, 6151, 7309, 5949, 24, 9, 16, 2, 3815, 5929, 8, 6693, 18, 3727, 13, 5, 6575, 1377, 11, 16

PROBLEM: ['x', '3393', '6165', 'k', '547', '667', '5949', '1285', 'G', 'G', 'C', 'R', '4757', 'w', 'q', '2689', '9725', '9501', 'C', '6685', '1403', '3673', 'l', 'j', '7261', 'T', '227', '6143', '105', '3699', '8921', 'k', '943', 'Q', '4409']

SOLUTION: 24, 3393, 6165, 11, 547, 667, 5949, 1285, 7, 7, 3, 18, 4757, 23, 17, 2689, 9725, 9501, 3, 6685, 1403, 3673, 12, 10, 7261, 20, 227, 6143, 105, 3699, 8921, 11, 943, 17, 4409

PROBLEM: ['y', '7541', 'l', 'n', 'N', 'a', 'I', 'Y', 'h', 's', '9545', '6043', 'f', 'c', 'v', '7091', '2987', 'O', 'x', '4137', 'y', '1111', '4315', '1383', '9643', '9287', 'R', 'g', 'D', 'G', '7011']

SOLUTION:
25, 7541, 12, 14, 14, 1, 9, 25, 8, 19, 9545, 6043, 6, 3, 22, 7091, 2987, 15, 24, 4137, 25, 1111, 4315, 1383, 9643, 9287, 18, 7, 4, 7, 7011