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]: ['6513', '9497', '8963', 'E']
[EX A]: 6513, 9497, 8963, 5

[EX Q]: ['G', '2013', 'Y', 'w', '1159', 'K', 'a', 's', 'A', 'l', '6537', 'G', '9437', 'X', '6451', 'N', 'c', '9713', '7353', 'U', 'n', 'M', 'e', '3901', 'q', 'V', '6123', 'I', 'j', 'O', 'r', 'R', '5925', '9391']
[EX A]: 7, 2013, 25, 23, 1159, 11, 1, 19, 1, 12, 6537, 7, 9437, 24, 6451, 14, 3, 9713, 7353, 21, 14, 13, 5, 3901, 17, 22, 6123, 9, 10, 15, 18, 18, 5925, 9391

[EX Q]: ['6325', '3459', '8583', '9463', 't', '9003', '4071', 'V', '4181', '7475', 'w', '8299', 'K', 'F', 'U', 'D', 'L', 'S']
[EX A]:
6325, 3459, 8583, 9463, 20, 9003, 4071, 22, 4181, 7475, 23, 8299, 11, 6, 21, 4, 12, 19