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]: ['2471', 'd', 'S', '1417', 'Q', 'm', '7803', '7559', 'M', '99', '6603', 't', '4777', 'K', 'c', 'K', '793', 'H', '1229', '1509', '677', '5239', 'A', '7965', '2709', '2235', 'h', 'U', 'Z', 'V', '9871', '7903', '681', 'p', '4981', '1763', 'h']
[EX A]: 2471, 4, 19, 1417, 17, 13, 7803, 7559, 13, 99, 6603, 20, 4777, 11, 3, 11, 793, 8, 1229, 1509, 677, 5239, 1, 7965, 2709, 2235, 8, 21, 26, 22, 9871, 7903, 681, 16, 4981, 1763, 8

[EX Q]: ['t', 'u', 'H', 'y', 'A', 't', 'G', '3361', '8209', 'V', '4765']
[EX A]: 20, 21, 8, 25, 1, 20, 7, 3361, 8209, 22, 4765

[EX Q]: ['E', '9437', 'b', 'F', '2681', '1905', '6627', 'K', '9331', '3387', 'h', 'e', 'w', 'r']
[EX A]:
5, 9437, 2, 6, 2681, 1905, 6627, 11, 9331, 3387, 8, 5, 23, 18