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]: ['V', '3471', '1007', '1937', 'Y', '3529', 'M', '9079', '129', 'j', '3991', 'X', 'h', '3647', 'C', 'l', 'Z', 'E', '6169', '4729']
[EX A]: 22, 3471, 1007, 1937, 25, 3529, 13, 9079, 129, 10, 3991, 24, 8, 3647, 3, 12, 26, 5, 6169, 4729

[EX Q]: ['G', 'P', '9587', '2465', 'C', 'q', 'o']
[EX A]: 7, 16, 9587, 2465, 3, 17, 15

[EX Q]: ['1243', 'L', 'F', 'Z', 'C', 'p', 'l', '3159', 'l', 'z', '3817', 'Q', '991', 'J', 'U', 'T', '3915', '6913', 'S']
[EX A]:
1243, 12, 6, 26, 3, 16, 12, 3159, 12, 26, 3817, 17, 991, 10, 21, 20, 3915, 6913, 19