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 Q]: ['5473', '3897', 'E', '7551', 'U', 'l', 'C', 'p', 'w', 'g']
[EX A]: 5473, 3897, 5, 7551, 21, 12, 3, 16, 23, 7

[EX Q]: ['6557', '9481', '8095', 'M', '7859', '7293', 'w', 'w', '3937', '3719', '1875', '375', '799', '3077', '5255', '8895', 'D', 'z', '7395', '7461', '2317', '2717', 'U', 'A', 'h', '1801', 'y', 'v', 'Z', 'v', '3073', 'G', 'd', '833', 'R', 'S']
[EX A]: 6557, 9481, 8095, 13, 7859, 7293, 23, 23, 3937, 3719, 1875, 375, 799, 3077, 5255, 8895, 4, 26, 7395, 7461, 2317, 2717, 21, 1, 8, 1801, 25, 22, 26, 22, 3073, 7, 4, 833, 18, 19

[EX Q]: ['P', '9355', '4713', '4481', 'q', 'Q', '7693', '1681', 'p', '4313', 't', '8005', '8517', 'F', 'C', '8511', 'w', 'y', '2813', '7371', '9965', '37', '2797', 'w', 'c', 'd', 'r', 'A', '3413', '9629']
[EX A]:
16, 9355, 4713, 4481, 17, 17, 7693, 1681, 16, 4313, 20, 8005, 8517, 6, 3, 8511, 23, 25, 2813, 7371, 9965, 37, 2797, 23, 3, 4, 18, 1, 3413, 9629