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', '131', 'e', 'c', '149', '325', 'h', 'l', 'i', 'q', '151']

A: 1, 2, 3, 4, 5, 9
****
Q: ['49', 'r', '179', 'h', 'q', 'h', 'w', '187', '427', 'x', 'r']

A: 1, 2, 4, 7, 8, 9
****
Q: ['m', '287', 'd', '479', 's', '229', '121', 't', 'x', '463']

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