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: ['c', 's', 'L', 'J', '7597', 'Z', '3517', 'F', '8053', 'J', 'N', 'H', 's', '2241', 'f', 'h', 'e', 'F', 'T', '5613', '425', 'k', '8125', '2457', '1269', 'p', 'b', '175']

SOLUTION: 3, 19, 12, 10, 7597, 26, 3517, 6, 8053, 10, 14, 8, 19, 2241, 6, 8, 5, 6, 20, 5613, 425, 11, 8125, 2457, 1269, 16, 2, 175

PROBLEM: ['2861', '3525', 'G', 'U', 'X', '9983', 's', '5745', '6063', '4995', 's', 'N', 'G', '1117', '687', '4153', 'F', 'n', 'C', '9525', 'i', '8925', '1055', '243', '2197', '2249', 't']

SOLUTION: 2861, 3525, 7, 21, 24, 9983, 19, 5745, 6063, 4995, 19, 14, 7, 1117, 687, 4153, 6, 14, 3, 9525, 9, 8925, 1055, 243, 2197, 2249, 20

PROBLEM: ['d', '3827', '3707', '3781', 'K', 'G', 'r', 'P', 'D', 'E', 'k', 'x', '705']

SOLUTION:
4, 3827, 3707, 3781, 11, 7, 18, 16, 4, 5, 11, 24, 705