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.

['O', 'X', 'j', '6499', 'I', '359', '1913', 'M', '6771', 's', '1621', '8259', 'E', 'H', 'E', '3699', '3473', 'Q', 'c', 'A', '6265', 'n', 'L', '7003', 'H', '4743', '8579']
15, 24, 10, 6499, 9, 359, 1913, 13, 6771, 19, 1621, 8259, 5, 8, 5, 3699, 3473, 17, 3, 1, 6265, 14, 12, 7003, 8, 4743, 8579

['9779', 'Q', 'W', '6325', 'e', '1283', '8997', 'a', '493', '365', 'z', 'W', 'f', '1113', '2237', 'Z', '795', '6357', 'r', 'G', 'f', 'g']
9779, 17, 23, 6325, 5, 1283, 8997, 1, 493, 365, 26, 23, 6, 1113, 2237, 26, 795, 6357, 18, 7, 6, 7

['4897', 'E', '1117', 'G', 'I', '9531', 'k', '6309', '9137', 'D', '6151', 'K', '3341', '1055', '2437', '2319', 'd', 'x', '4925', '9287', '3245']

4897, 5, 1117, 7, 9, 9531, 11, 6309, 9137, 4, 6151, 11, 3341, 1055, 2437, 2319, 4, 24, 4925, 9287, 3245