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.

['m', 'O', '9283', 'x', '2551', 'e', 'T', 'v', 'e', '2761', '2777', 'i', '4915', '427', '6203', '1857', '3439', 'W', 'H', 'n', 'g', '7703', 'N', '5703', 'D', '9125', '3405', 'P', '6731', '4221', 'z', '1035', 'r', 't', 'S', '7677', 'i', '647', '173']
13, 15, 9283, 24, 2551, 5, 20, 22, 5, 2761, 2777, 9, 4915, 427, 6203, 1857, 3439, 23, 8, 14, 7, 7703, 14, 5703, 4, 9125, 3405, 16, 6731, 4221, 26, 1035, 18, 20, 19, 7677, 9, 647, 173

['w', '5531', '9103', 'I', 'W', '8305', 'q', '2429', '1521', '545', '4637', 'a', 's', 'f', '3715', 'i', '729', 'V', '6671', 'B', '3877', '7891', 'Y', '1217', 'z']
23, 5531, 9103, 9, 23, 8305, 17, 2429, 1521, 545, 4637, 1, 19, 6, 3715, 9, 729, 22, 6671, 2, 3877, 7891, 25, 1217, 26

['5143', '9317', 'r', 'd', 'o', 'y', 'w', '4613', 'I', 'q', '8257', 'J', '3283', '1307', '8021', '6271', '2203', '5549', '8697', '2917', 'c', '2325', '6563', '6667', '6423', '5119', '7567', 'A', '6237', 'v', 'q', '7179']
5143, 9317, 18, 4, 15, 25, 23, 4613, 9, 17, 8257, 10, 3283, 1307, 8021, 6271, 2203, 5549, 8697, 2917, 3, 2325, 6563, 6667, 6423, 5119, 7567, 1, 6237, 22, 17, 7179