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: ['4293', '7873', 'v', '4517', 'q', '9731', '8725', 'x', '2879', '3309', '7377', '1365', '6379']

4293, 7873, 22, 4517, 17, 9731, 8725, 24, 2879, 3309, 7377, 1365, 6379