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: ['1325', 'h', 'z', '9883', '9967', 'j', '2561', '1145', '5873', 'm', 'R', '4701', '9961', 'a', 'u', 'J', '6995', 'P', '1223', '1129', '6367', '9647', 'm', 'X', 'T', 'g', '5203', 'G', 'h', '7303', '4303', '8117']

1325, 8, 26, 9883, 9967, 10, 2561, 1145, 5873, 13, 18, 4701, 9961, 1, 21, 10, 6995, 16, 1223, 1129, 6367, 9647, 13, 24, 20, 7, 5203, 7, 8, 7303, 4303, 8117