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: ['k', 'E', '7733', '1481', 'v', 'j', 'B', 'Z', '5287', 'g', '7723', '353', '593', 'E', '2201', '4831', '4529', '903', 'E', 'V', '129', '8101']

11, 5, 7733, 1481, 22, 10, 2, 26, 5287, 7, 7723, 353, 593, 5, 2201, 4831, 4529, 903, 5, 22, 129, 8101