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: ['Q', '2597', '3771', '7373', '5783', 'l', '7153', '8345', 'q', 'S', 'Q', '1113', 'n', '7397', 'z', 'b', '4459', 't', 'Q', '5635', '8333', '8877', '3113', '5949', 'F', 'j', '593', 'v', '2623', '7353', '7989', '3041', '1113', '3915', '2701', 'L', 'c', '3859', 'b', '1089']

17, 2597, 3771, 7373, 5783, 12, 7153, 8345, 17, 19, 17, 1113, 14, 7397, 26, 2, 4459, 20, 17, 5635, 8333, 8877, 3113, 5949, 6, 10, 593, 22, 2623, 7353, 7989, 3041, 1113, 3915, 2701, 12, 3, 3859, 2, 1089