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: ['V', '4625', 'b', '349', 'r', 't', '8171', '9785', 'O', 'n', 'b', 'v', 'S', 'u', 'f', '2601', 'R', '3131', '4281', '6223', '7041', '2739', 'B', '6059', '4967', 'n', '4949', 'w', 'Q', '7743', '559', 'V', 'K', 'm', 'd']

Answer: 22, 4625, 2, 349, 18, 20, 8171, 9785, 15, 14, 2, 22, 19, 21, 6, 2601, 18, 3131, 4281, 6223, 7041, 2739, 2, 6059, 4967, 14, 4949, 23, 17, 7743, 559, 22, 11, 13, 4

Question: ['6471', 'R', 'X', '2521', '6065', 'F', 'm', '8271', 'z']

Answer:
6471, 18, 24, 2521, 6065, 6, 13, 8271, 26