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: ['I', '2095', 'L', 'Z', '7277', 'n', 'G', '1225', 'E', 'y', '6103', '579', 'o', '2513', 'L', '9385', 'y', 'p', '3547', '8123', '8471', '6067', 'p', '8293', 'U', '345', '5503', 'A', 'J']

SOLUTION: 9, 2095, 12, 26, 7277, 14, 7, 1225, 5, 25, 6103, 579, 15, 2513, 12, 9385, 25, 16, 3547, 8123, 8471, 6067, 16, 8293, 21, 345, 5503, 1, 10

PROBLEM: ['1831', '545', 'k', '5975', 'Q', '6421', 'A', 'h', '9831', 'i', 'X', '3289', 'r', 'o', 'y', '7673']

SOLUTION: 1831, 545, 11, 5975, 17, 6421, 1, 8, 9831, 9, 24, 3289, 18, 15, 25, 7673

PROBLEM: ['V', 'M', 'Y', '4663', '3403', 'q', 't', '7575', 'y']

SOLUTION:
22, 13, 25, 4663, 3403, 17, 20, 7575, 25