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: ['7325', 'Y', 'N', 't', '435', 'c', 'N', '907', '8235', '1461', '7011', '5073', 'i', '4579', 'f', 'A', 'w', '3755', '3845', '8305', '1759', '7059', 'W', 'X', 'G', 'q', 'a', '4389', '3773', 'r', '2729']

7325, 25, 14, 20, 435, 3, 14, 907, 8235, 1461, 7011, 5073, 9, 4579, 6, 1, 23, 3755, 3845, 8305, 1759, 7059, 23, 24, 7, 17, 1, 4389, 3773, 18, 2729