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]: ['j', 'f', 'u', '5771', 'M', 'm', 'B', 'C', 'w', 'J', '8553', 'N', 'N', '9059', 'r', 'N', '9457']
[EX A]: 10, 6, 21, 5771, 13, 13, 2, 3, 23, 10, 8553, 14, 14, 9059, 18, 14, 9457

[EX Q]: ['T', 'r', '6043', 'd', '2655', 'D', '1369', '6953', '4881', 'm', 'S', '343', 's', '777', 'Z', 'J', '1229', 'I', 'y']
[EX A]: 20, 18, 6043, 4, 2655, 4, 1369, 6953, 4881, 13, 19, 343, 19, 777, 26, 10, 1229, 9, 25

[EX Q]: ['655', '7701', 'D', '9249', 'm', 'b', '2603']
[EX A]:
655, 7701, 4, 9249, 13, 2, 2603