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]: ['U', '1531', 't', '6929', 'P', '9619', 'G', 'g', '8511']
[EX A]: 21, 1531, 20, 6929, 16, 9619, 7, 7, 8511

[EX Q]: ['3059', '4039', 'c', 'R', '7329', 'm', 'E', 'R', '1231', '6861', '29']
[EX A]: 3059, 4039, 3, 18, 7329, 13, 5, 18, 1231, 6861, 29

[EX Q]: ['7127', '6275', '9527', 'l', 'J', '6051', 'k', 'y', 'W', '3467', '4027', '9027', 'R', 'k', 'p', '7191', 'h', 'y']
[EX A]:
7127, 6275, 9527, 12, 10, 6051, 11, 25, 23, 3467, 4027, 9027, 18, 11, 16, 7191, 8, 25