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]: ['251', '173', '301', '339', '267', 'p', '347']
[A]: 0, 1, 2, 3, 4, 5, 6, 7, 9


[Q]: ['65', '195', 'k', '231', 'v', '359', '339', 'h', '405', '359', 'j']
[A]: 0, 1, 2, 3, 4, 5, 6, 9


[Q]: ['n', 'l', 'p', '235', '413', '317', '39', '299', '93', '59', '129', '251', 'g', '141', 'y']
[A]:
1, 2, 3, 4, 5, 7, 9