Detailed Instructions: 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.
Q: ['6877', 'E', 'Z', '83', 'F', '6959', 'W', 'y', '3105', '5203', 'D', '6869', '8455', 'I', '8685', '6127', '3093', 'b', '7499', '4891', '6977', '3645', '9621', 'W', '3619', 't', '7953', '2993', 's', '7523', 'f', 'h', 'F', 'b', '8705', 'i']
A:
6877, 5, 26, 83, 6, 6959, 23, 25, 3105, 5203, 4, 6869, 8455, 9, 8685, 6127, 3093, 2, 7499, 4891, 6977, 3645, 9621, 23, 3619, 20, 7953, 2993, 19, 7523, 6, 8, 6, 2, 8705, 9