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]: ['z', 'f', '5867', '3475', 'A', '4535', 'm', 'S', '1189', '3275', '3249', 'a', 'K', '2015', 'W', '6543', 'O', 'K', 'E', 'C', 'O', '5889', '6795', 'M', 'A', 'p', '4315', '9367', 'i', '5781', '875', '7125', 'i', 'H', '4399', '3707', '7141', 'E', 'z']
[EX A]: 26, 6, 5867, 3475, 1, 4535, 13, 19, 1189, 3275, 3249, 1, 11, 2015, 23, 6543, 15, 11, 5, 3, 15, 5889, 6795, 13, 1, 16, 4315, 9367, 9, 5781, 875, 7125, 9, 8, 4399, 3707, 7141, 5, 26

[EX Q]: ['G', 'O', '8921', 'k', 'T', 'g', '9349', '2977', '143', '2743', '7843']
[EX A]: 7, 15, 8921, 11, 20, 7, 9349, 2977, 143, 2743, 7843

[EX Q]: ['1517', '7071', '2429', 'f', '3843', 'Q', 'p', 'A', '9473', 'T']
[EX A]:
1517, 7071, 2429, 6, 3843, 17, 16, 1, 9473, 20