instruction:
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:
['X', '7551', 'g', 'T', '71', '8975', '5259', '1439', 'Z', '6875', 'C', '6221', 'l', 'M', '4697']
answer:
24, 7551, 7, 20, 71, 8975, 5259, 1439, 26, 6875, 3, 6221, 12, 13, 4697


question:
['3857', 'u', 'k', 'x', '5315', 'a', 'r', '6871', 'q', 'w', 'J', 'c', 's', '9307', '9325', '297', 'g', 'P', 'G', 'A', '4155', '9307', '1055', '4619', '1521', '6653', 'y', '8831', '8445', 'g', 'l', 'C', 'a', 'o']
answer:
3857, 21, 11, 24, 5315, 1, 18, 6871, 17, 23, 10, 3, 19, 9307, 9325, 297, 7, 16, 7, 1, 4155, 9307, 1055, 4619, 1521, 6653, 25, 8831, 8445, 7, 12, 3, 1, 15


question:
['1221', '8663', 'O', 't', '1389', '8139']
answer:

1221, 8663, 15, 20, 1389, 8139