Detailed Instructions: 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.
Q: ['s', '1957', 'd', 'L', '9731', 'T', 'l', '7861', 't', '5639', '4499', '3147', '8807', '9075', '59', 'A', '6627', '2541', '8311', '2769', 'b', 'N', 'E', '3375', 'u', 'f', '649', '3111', '9975', '7139', '4517', 'f', '5055', '5811', 'l', 'D', '549', '5955', '9595']
A:
19, 1957, 4, 12, 9731, 20, 12, 7861, 20, 5639, 4499, 3147, 8807, 9075, 59, 1, 6627, 2541, 8311, 2769, 2, 14, 5, 3375, 21, 6, 649, 3111, 9975, 7139, 4517, 6, 5055, 5811, 12, 4, 549, 5955, 9595