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: ['4323', '2939', '3677', '3849', 'x', '7113', 'Q', 'z', '1157']

4323, 2939, 3677, 3849, 24, 7113, 17, 26, 1157