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: ['o', '105', '2539', 'I', 'X']

A: 15, 105, 2539, 9, 24
****
Q: ['N', 'f', '8347', '7807', '6019', '9973']

A: 14, 6, 8347, 7807, 6019, 9973
****
Q: ['6937', '5429', '7795', 'Y', 't', 'W', '2243', '9007', 'r']

A:
6937, 5429, 7795, 25, 20, 23, 2243, 9007, 18
****