Detailed Instructions: 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.
Q: ['T', '5023', 'H', 'g', '4079', '1565', '3111', '7159', 'z', '9887', 'X', 'g', '5245', 'K', '9687', 'G', '4835', '3879', '385', 'H', '9415']
A:
20, 5023, 8, 7, 4079, 1565, 3111, 7159, 26, 9887, 24, 7, 5245, 11, 9687, 7, 4835, 3879, 385, 8, 9415