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]: ['R', '4841', '221', 'p', 'K', '8845', '1765', '7773', 'D', '9859', '8781', 'n', 'J', 's', 'N', '221', '6879', '1257', 'a', 'O', '393', '7189']
[EX A]: 18, 4841, 221, 16, 11, 8845, 1765, 7773, 4, 9859, 8781, 14, 10, 19, 14, 221, 6879, 1257, 1, 15, 393, 7189

[EX Q]: ['6953', 'b', 'q', '4389', '895', 'H', '8783']
[EX A]: 6953, 2, 17, 4389, 895, 8, 8783

[EX Q]: ['8335', '3499', '4761', 'G', '9345', '393', '7053', '7617', '1967', 'm', '4205', 'O', 'Z', '1977', 'r', 'A', '9085', '5853', '6001', 'p', 'y', 'J', '9701', 'F', '8685', 'B', '2001', 'w', '399', 'M', 'y', '9771', '9477', 'Q', 'E', '8901', 'u', 'T']
[EX A]:
8335, 3499, 4761, 7, 9345, 393, 7053, 7617, 1967, 13, 4205, 15, 26, 1977, 18, 1, 9085, 5853, 6001, 16, 25, 10, 9701, 6, 8685, 2, 2001, 23, 399, 13, 25, 9771, 9477, 17, 5, 8901, 21, 20