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: ['z', 'c', '1365', 'W', '2317', '9753', '5441', '9205', 'g', '6973', 'T', 'C', '3353', 'A', '7723', '5007', 'O', 'n', '5197', '5157', '7951', 'y', 'h', 'Q', '7229', '1759', '4117', '3001', 'h', 'X', '5583', '7521', 'b', 'C', '2529', '5567']

26, 3, 1365, 23, 2317, 9753, 5441, 9205, 7, 6973, 20, 3, 3353, 1, 7723, 5007, 15, 14, 5197, 5157, 7951, 25, 8, 17, 7229, 1759, 4117, 3001, 8, 24, 5583, 7521, 2, 3, 2529, 5567