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: ['9169', '8959', 'D', 'P', 'w', 'y', 'r', '6867', '2083', 'x', '8235', '9617', 'M', 'b', 'r', '8379', 'O', 'j', 'e', 'u', '8939', '1125', 'q', '7443', '9605', '1071', '6151', '5829', '2413', 'd', '6103']

9169, 8959, 4, 16, 23, 25, 18, 6867, 2083, 24, 8235, 9617, 13, 2, 18, 8379, 15, 10, 5, 21, 8939, 1125, 17, 7443, 9605, 1071, 6151, 5829, 2413, 4, 6103