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: ['v', 'f', 'J', '6807', '8843', '8879', 'N', 'z', 'Y', 'q', '7397', 'b', '2725', '6761', '2743', '7037', 'r', 'd', 'G', 'l', 'S', '1569', '9113', 'm', '2925', 'Y', 'b', 'L', '8099', 'Q', '5083', '7665', 'b', 'c']

22, 6, 10, 6807, 8843, 8879, 14, 26, 25, 17, 7397, 2, 2725, 6761, 2743, 7037, 18, 4, 7, 12, 19, 1569, 9113, 13, 2925, 25, 2, 12, 8099, 17, 5083, 7665, 2, 3