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.
--------
Question: ['S', '6599', 'i', 'u', '7321', '859', '171', '7539', 'u', 'q', 'Y', '5699', '5409', 'C', '2885', '8065', '4941', '5981']

Answer: 19, 6599, 9, 21, 7321, 859, 171, 7539, 21, 17, 25, 5699, 5409, 3, 2885, 8065, 4941, 5981


Question: ['A', '785', '1403', '5507', '5833']

Answer: 1, 785, 1403, 5507, 5833


Question: ['v', '5933', 'J', 'x', 'p', '5111', '209', '769', 'c', '1981', 'X', 'n', 'Y', '3531', '8009', 'a', 'W', '2529', 'V', '269']

Answer:
22, 5933, 10, 24, 16, 5111, 209, 769, 3, 1981, 24, 14, 25, 3531, 8009, 1, 23, 2529, 22, 269