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: ['9445', 'J', '9899', '5469', 't', '7929', '9941', 'V', '1891', 'I', 'x', '5111', 'C', 'd', 'N', '6825', 'Z', '8401', 'h', 'v', '8561', '5691', '6987', 'k', '2895', 'N', '1013', 's', 'X', '6491', '3647', 'w', 'u', 'i', 'C', 'u', 't', '4211', '6417']

9445, 10, 9899, 5469, 20, 7929, 9941, 22, 1891, 9, 24, 5111, 3, 4, 14, 6825, 26, 8401, 8, 22, 8561, 5691, 6987, 11, 2895, 14, 1013, 19, 24, 6491, 3647, 23, 21, 9, 3, 21, 20, 4211, 6417