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: ['c', '8293', '3015', 'j', '5299', 'G', '7127', 'C', '6791', 'p', '7775', '99', '4511', '9679', '4149', 'x', '9591', 'q']

3, 8293, 3015, 10, 5299, 7, 7127, 3, 6791, 16, 7775, 99, 4511, 9679, 4149, 24, 9591, 17