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.

['1705', '2311', 'l', 't', '9673']
1705, 2311, 12, 20, 9673

['X', 'F', 'o', 'i', 'z', '3875', 'R', '5985', '465', 'V', 'o', 'n', 'y', '8549', '7781', '8217', 'C', '8089', 'M', 'O', 'B', 'b']
24, 6, 15, 9, 26, 3875, 18, 5985, 465, 22, 15, 14, 25, 8549, 7781, 8217, 3, 8089, 13, 15, 2, 2

['K', '7593', 'x', '6163', '2205', '9099', '8669', 'T', '7509', 'E']

11, 7593, 24, 6163, 2205, 9099, 8669, 20, 7509, 5