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.

['x', '29', '4845', 'y', 'j', '6269', 'L', '5723', 'J', '9363', '2835', 'F', '9783', '2871', 't', 'v', 'r', '9453', 'o', 'P', '2139', 'B', 'V', '4907', '3671', '2689', 'M']
24, 29, 4845, 25, 10, 6269, 12, 5723, 10, 9363, 2835, 6, 9783, 2871, 20, 22, 18, 9453, 15, 16, 2139, 2, 22, 4907, 3671, 2689, 13

['A', '8443', '6489', '2375', 'X', 'z', 'G', '455', '7057', '1901', '9045', 'I', 'L', 'j', '9079', '3525', 'H', '691', '1215', '801', 'T', 'J', 'a', '2543', '6805', '651', 'R', 'r', 'Z', 'h', '1697', '9797', '5989', '5501', '6929', '997']
1, 8443, 6489, 2375, 24, 26, 7, 455, 7057, 1901, 9045, 9, 12, 10, 9079, 3525, 8, 691, 1215, 801, 20, 10, 1, 2543, 6805, 651, 18, 18, 26, 8, 1697, 9797, 5989, 5501, 6929, 997

['8231', '8085', '5067', '3783', 'o', 'M', 'W', 'r', '5053', '4551', 'P', '1151', 'g', '4791']
8231, 8085, 5067, 3783, 15, 13, 23, 18, 5053, 4551, 16, 1151, 7, 4791