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: ['5867', '8923', '8873', '8155', '5663', 'l', '4411', '9429', 'v', '7155', 'h', 'S', 'g', 'Q', 'N', 'z', 'S', 'h', '6753', 'o', '525', 'Y', 'n', '2855', '8433', '2125', 'n', 'r', 'X', '4863']

SOLUTION: 5867, 8923, 8873, 8155, 5663, 12, 4411, 9429, 22, 7155, 8, 19, 7, 17, 14, 26, 19, 8, 6753, 15, 525, 25, 14, 2855, 8433, 2125, 14, 18, 24, 4863

PROBLEM: ['4385', '1603', '1177', 'G', 'l', 'w', '7003', 'I']

SOLUTION: 4385, 1603, 1177, 7, 12, 23, 7003, 9

PROBLEM: ['6755', 'i', '5769', 'N', 'c', 'H', 'G', '3351', 'D', '4795', 'Z', 'P', 'e', 'I', 'c', '4881', 'k', 'D', '959', 'V', '5135', '9245', 'y', '7829', '5343', 'a', 'T']

SOLUTION:
6755, 9, 5769, 14, 3, 8, 7, 3351, 4, 4795, 26, 16, 5, 9, 3, 4881, 11, 4, 959, 22, 5135, 9245, 25, 7829, 5343, 1, 20