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]: ['7949', '8047', 't', '9913', 'd', '8641', 'n', '8383', '7493', '8819', '6981', 'n', '6287', '8685', 'b', '7535']
[EX A]: 7949, 8047, 20, 9913, 4, 8641, 14, 8383, 7493, 8819, 6981, 14, 6287, 8685, 2, 7535

[EX Q]: ['a', '8619', 'v', '8727', '779', 'S', 'u', 'P', '2811', 'h', '2029', 'M', 'Y', '4547', 'B', 'J', '3157', '2629', '465']
[EX A]: 1, 8619, 22, 8727, 779, 19, 21, 16, 2811, 8, 2029, 13, 25, 4547, 2, 10, 3157, 2629, 465

[EX Q]: ['1629', 'z', '941', 'E', 'U', '7005', 'Q', 'b', '1449', 'w', '2731', '245', 'b', '8379', '5119', 'B', '7571', '7583', '2133', '2415', '1667', '9657']
[EX A]:
1629, 26, 941, 5, 21, 7005, 17, 2, 1449, 23, 2731, 245, 2, 8379, 5119, 2, 7571, 7583, 2133, 2415, 1667, 9657