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]: ['859', '3249', 'x', '1373', 'd', 'n', '8667', 'Z', 'w', '1791', 'h', '4511', '1829', 'k', 'o', '4485', 'C', '7677', 'P', '4663', 'F', '3943', '1807', 'L', 'Y', 'W', 'l', 'Z', 'a', 'Z', 'j', '7693', '4215', 'N', 'N', 'O']
[EX A]: 859, 3249, 24, 1373, 4, 14, 8667, 26, 23, 1791, 8, 4511, 1829, 11, 15, 4485, 3, 7677, 16, 4663, 6, 3943, 1807, 12, 25, 23, 12, 26, 1, 26, 10, 7693, 4215, 14, 14, 15

[EX Q]: ['r', '8349', 'v', 'B', '6385', '6105', '3859', '3535', '8279', 'Z', '4157', 'N']
[EX A]: 18, 8349, 22, 2, 6385, 6105, 3859, 3535, 8279, 26, 4157, 14

[EX Q]: ['7949', 'T', '1931', 'f', '8331', '1563', '3685', 'a', '2883', 'D', '1593', 'B']
[EX A]:
7949, 20, 1931, 6, 8331, 1563, 3685, 1, 2883, 4, 1593, 2