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: ['1115', '5045', '8751', '185', 'R', '3273', '6651', 'b', 'j', '9951', '3579', 'H', '9231', 'R', 'Q', '4807', '1361', '5769', '9087', 'G', 'u', '5039', 'x', 'w', 'Y', '3365', 'Y', 'I', 'O', '3569', '6461', '511', '5681', '2667', 'b', 'o', 'N', '2525', 'F']

1115, 5045, 8751, 185, 18, 3273, 6651, 2, 10, 9951, 3579, 8, 9231, 18, 17, 4807, 1361, 5769, 9087, 7, 21, 5039, 24, 23, 25, 3365, 25, 9, 15, 3569, 6461, 511, 5681, 2667, 2, 15, 14, 2525, 6