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: ['277', '8033', 'e', 'j', '7561', '6207', 'q', 't', 'd', 'D', 'D', '8019', '9123', '701', '2745', '4675', 'C', '2695', '655', '3219', 'T', '1369', 'E', '1159', 'b', 'd', '9111', 'H', 'n', 'U', 'a', 'Y', 'C', '9461']

277, 8033, 5, 10, 7561, 6207, 17, 20, 4, 4, 4, 8019, 9123, 701, 2745, 4675, 3, 2695, 655, 3219, 20, 1369, 5, 1159, 2, 4, 9111, 8, 14, 21, 1, 25, 3, 9461