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.

['K', 'U', '2319', '3941', '183', '5351', 'F', '6081', 'Z', 'G', 'j', 'c', '8693', 'A', 'M', '5089', 'v', '8601', '1517', '7821', 'u', 'N', 'B', 'D', '2145', '8555', '1563', '4059', 'E']
11, 21, 2319, 3941, 183, 5351, 6, 6081, 26, 7, 10, 3, 8693, 1, 13, 5089, 22, 8601, 1517, 7821, 21, 14, 2, 4, 2145, 8555, 1563, 4059, 5

['2343', 'U', 'h', 'z', 'O', 'f', 'k', '7277', 's', '6913', '5391', 'a', 'y', '8849', '829', 'k', '165', '391', 'H', '4149', 'n', '6687', '7885', 'L', '1653', '2417', 'A', '3653', '8079', 'L', '6337', 'Q', '5571']
2343, 21, 8, 26, 15, 6, 11, 7277, 19, 6913, 5391, 1, 25, 8849, 829, 11, 165, 391, 8, 4149, 14, 6687, 7885, 12, 1653, 2417, 1, 3653, 8079, 12, 6337, 17, 5571

['f', 'i', '6063', '7473', '8143', 'y', '2601', '2813', '2829', '9317', 'A', '2989', '7957', '9897', 'm', '713', 'G', '8749', 'n', '2033', '9293', '6327', 'E', 'M', 'P', 'a']
6, 9, 6063, 7473, 8143, 25, 2601, 2813, 2829, 9317, 1, 2989, 7957, 9897, 13, 713, 7, 8749, 14, 2033, 9293, 6327, 5, 13, 16, 1