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: ['8823', 'K', 's', '4683', 'Y', '1045', 'w', '4715', '7711', '4981', 'u', 's', '7447', '307', '1331', '1583', 'c', 'T', 'q', 'v', 'W', 'R', 'X']

8823, 11, 19, 4683, 25, 1045, 23, 4715, 7711, 4981, 21, 19, 7447, 307, 1331, 1583, 3, 20, 17, 22, 23, 18, 24