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: ['k', 'z', '8827', '4309', '9203', '6379', '7673', '3975', 'P', 'C', 'P', 'q', 'E', '167', '2945', 'H', 'x']

11, 26, 8827, 4309, 9203, 6379, 7673, 3975, 16, 3, 16, 17, 5, 167, 2945, 8, 24