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:
['1107', 'C', '5921', '7815', '1509', 'l']
answer:
1107, 3, 5921, 7815, 1509, 12


question:
['i', 'P', '227', '5575', 'O', 'l', '9041', 'q', '3695', '6189', 'x', 'z', 'R', '297', 'b', '5055', 'y', 'k', '4049', 'q', 'Z', '635', '5995', '2277', '6733']
answer:
9, 16, 227, 5575, 15, 12, 9041, 17, 3695, 6189, 24, 26, 18, 297, 2, 5055, 25, 11, 4049, 17, 26, 635, 5995, 2277, 6733


question:
['7703', 'G', '7017', 'k', '1973', '9607', '9327', '295', 'w', '6975', '5331', '7237', 'P', '5521', 'N', '151', '9149', '4285', '8299', 'M', 'Y', 'l', 'v', 'R', 'c', 'Z', 'y', '9887', 'r']
answer:

7703, 7, 7017, 11, 1973, 9607, 9327, 295, 23, 6975, 5331, 7237, 16, 5521, 14, 151, 9149, 4285, 8299, 13, 25, 12, 22, 18, 3, 26, 25, 9887, 18