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: ['7077', 'A', '9905', 'R', '9943', '9377', 'w', 'v', 'x', '9179', '1665', 'O', 'r', '6323', 'y', 'L', '5565', 'q', '5407', '6355', '5919', '3433', '4315', 'W', '2303', '5567', '9039', 'l', '8483', '7773', 'c']

7077, 1, 9905, 18, 9943, 9377, 23, 22, 24, 9179, 1665, 15, 18, 6323, 25, 12, 5565, 17, 5407, 6355, 5919, 3433, 4315, 23, 2303, 5567, 9039, 12, 8483, 7773, 3