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: ['y', '3805', '7071', '6581', 'd', 's', '6397', 'I', 'S', 'Q', '6751', '1443', 'g', '4085', '8165', '4109', 'h', 'f', '2233', '8785', '5651', 'd', '8271']

25, 3805, 7071, 6581, 4, 19, 6397, 9, 19, 17, 6751, 1443, 7, 4085, 8165, 4109, 8, 6, 2233, 8785, 5651, 4, 8271