Definition: 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.
Input: ['9825', '1463', 'O', '1705', 'x', 'X', 'T', 'h', 'O', 'p', '367', '5979']

9825, 1463, 15, 1705, 24, 24, 20, 8, 15, 16, 367, 5979