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.

['I', '1955', 'O', 'F', 's', '6579', 'x', '5185', '1041', 'Q', 'F', 'C', '9569', '8555', '3131', '8219', '3817', 'Z', '9207', 'y', '9481', '5347', '37', '4613', '9439', 'o', '8293', '5989', '7801']
9, 1955, 15, 6, 19, 6579, 24, 5185, 1041, 17, 6, 3, 9569, 8555, 3131, 8219, 3817, 26, 9207, 25, 9481, 5347, 37, 4613, 9439, 15, 8293, 5989, 7801

['S', '6599', 'i', 'u', '7321', '859', '171', '7539', 'u', 'q', 'Y', '5699', '5409', 'C', '2885', '8065', '4941', '5981']
19, 6599, 9, 21, 7321, 859, 171, 7539, 21, 17, 25, 5699, 5409, 3, 2885, 8065, 4941, 5981

['1289', 'b', 'o', '1311', '2155', '5965', 'C', 't', '8375', '2739', 'U', '7393', 'c', 'R', '729', 'L', '9797', '7483', '6731', '7047', 'x', '7579', '8283', '3889', 'G', '3127', 'r', 'g', 'u', 'B']

1289, 2, 15, 1311, 2155, 5965, 3, 20, 8375, 2739, 21, 7393, 3, 18, 729, 12, 9797, 7483, 6731, 7047, 24, 7579, 8283, 3889, 7, 3127, 18, 7, 21, 2