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]: ['7463', 'x', 'w', 'y', '3185', '4319', 'C', 'X', '3279', 'S', 'z', 'e', '3423', '4775', '4381', 'U', '477', 'K', '5501', '2059', '9307', '8603', '3199', 'r', '8801', 'b', '7387']
[EX A]: 7463, 24, 23, 25, 3185, 4319, 3, 24, 3279, 19, 26, 5, 3423, 4775, 4381, 21, 477, 11, 5501, 2059, 9307, 8603, 3199, 18, 8801, 2, 7387

[EX Q]: ['f', 'a', 'v', '4929', 'a', 'Q', 'G', 'o', '281', '401', '4089', '6131', 's', 'W', 'N', '9093', '6781', '7527', '3315', 'a']
[EX A]: 6, 1, 22, 4929, 1, 17, 7, 15, 281, 401, 4089, 6131, 19, 23, 14, 9093, 6781, 7527, 3315, 1

[EX Q]: ['b', 'I', '4731']
[EX A]:
2, 9, 4731