In this task, you are given an input list A. You need to extract and sort the unique digits used in the list in ascending order. Return -1 if there is no digit in the list.

Q: ['j', 'd', '445', 'g', '263', '217', '357', 'c', '57', 'x']

A: 1, 2, 3, 4, 5, 6, 7
****
Q: ['p', '121', '55', '205', 'n', '393', 'l', 's', 'k', 'c', 'n']

A: 0, 1, 2, 3, 5, 9
****
Q: ['s', '17', '471', '465', '249', 'u', 'k', '191', 'g', '487', '431', 'y']

A:
1, 2, 3, 4, 5, 6, 7, 8, 9
****