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.

Ex Input:
['3643', '793', '2445', 'U', 'O', '6551', '1439', '9983', 'F', '7091', '2113', 'S', 'l', '2889', 'f', 'b', 'a', 'Y', '3693', 'L', 'F', 'r', '7861', 'r', '9343', '6247', 'G', '7407', '3303', 'w', 'j', '2757', '6645', 'l', 'd', '6469', 'O', 'M']

Ex Output:
3643, 793, 2445, 21, 15, 6551, 1439, 9983, 6, 7091, 2113, 19, 12, 2889, 6, 2, 1, 25, 3693, 12, 6, 18, 7861, 18, 9343, 6247, 7, 7407, 3303, 23, 10, 2757, 6645, 12, 4, 6469, 15, 13


Ex Input:
['n', '8573', 'M', 'k', '1235', 'U', '5393', 'S', 'N', 'g', 'C', 'S', 'S', '3465', 'O', 'u', 'f', 'n', '3549', 'L', 'v', '5255', '183', '991', '8683', '5113', '7461', '2907', '1355', '8465', '9435', 'N', 'R']

Ex Output:
14, 8573, 13, 11, 1235, 21, 5393, 19, 14, 7, 3, 19, 19, 3465, 15, 21, 6, 14, 3549, 12, 22, 5255, 183, 991, 8683, 5113, 7461, 2907, 1355, 8465, 9435, 14, 18


Ex Input:
['4213', 'a', 'X', '7319', '2685', '351', 'e', 'r', '9553', 'm', 'B', '665', 'a']

Ex Output:

4213, 1, 24, 7319, 2685, 351, 5, 18, 9553, 13, 2, 665, 1