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: ['7511', 'c', '5999', 'j', '2265', 'E', '9905', '1861', '8743', '873']

A: 7511, 3, 5999, 10, 2265, 5, 9905, 1861, 8743, 873
****
Q: ['B', 'X', '5657', 'F', 'u', '6961', '5387', 'I', '6943', 'U', 'z', 'B', '8447', 'o', 'a', 'i', 'w', 'Q', 'h', 'h', 'T', 'g', '5161', '305']

A: 2, 24, 5657, 6, 21, 6961, 5387, 9, 6943, 21, 26, 2, 8447, 15, 1, 9, 23, 17, 8, 8, 20, 7, 5161, 305
****
Q: ['8253', 'R', '2411', '9699', '5447', 'C']

A:
8253, 18, 2411, 9699, 5447, 3
****