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: ['u', 'm', 's', '101', '427', 'h', 'i', '463', 'j', '77', '465', 'r']

A: 0, 1, 2, 3, 4, 5, 6, 7
****
Q: ['l', '269', 'l', '379', '359']

A: 2, 3, 5, 6, 7, 9
****
Q: ['q', 'o', '231', 'x', 't', 'w', 'e', '491', 'z', '383', 'q', '297', 'v', 'l', '223']

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