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: ['3311', '1747', 'n', '7147', 'e', '3051', 'c', '4659', '1807', 'f', '4239', 'q', 'X', '3855', 'x', 'R', '7873', '3995', 'u', 'T', 'i', '9039', 'L', '9117', 't', 'B', 'w', '1641', '5351', '7773', '9119', 'J', 'b', '1095', '9025', '7531', '9761', '6829']

3311, 1747, 14, 7147, 5, 3051, 3, 4659, 1807, 6, 4239, 17, 24, 3855, 24, 18, 7873, 3995, 21, 20, 9, 9039, 12, 9117, 20, 2, 23, 1641, 5351, 7773, 9119, 10, 2, 1095, 9025, 7531, 9761, 6829