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: ['9545', '9613', '7009', 'q', 'Y', 'y', '111', 'M', '5399', 'B', 'B', 'i', '879', '2709', 'P', '9781', 'M', 'Y', '3765', 'q', '3275', '7335', 'T', 'B', '4765', 'X', '8779', '179', 'S', '3727', '701', 'N', '1585', 'd', '5455', 'f', 'X', '7065']

9545, 9613, 7009, 17, 25, 25, 111, 13, 5399, 2, 2, 9, 879, 2709, 16, 9781, 13, 25, 3765, 17, 3275, 7335, 20, 2, 4765, 24, 8779, 179, 19, 3727, 701, 14, 1585, 4, 5455, 6, 24, 7065