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.

[EX Q]: ['355', 'h', '287', 's', 'o', '497', '219']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['o', '235', '479', 'e', '199', 'c', '25', '59', 'g', '415', '201', '129', 'a', 'i', 'c']
[EX A]: 0, 1, 2, 3, 4, 5, 7, 9

[EX Q]: ['459', 'h', '297', 'r', '211', '77', '471', 'z', 'p']
[EX A]:
1, 2, 4, 5, 7, 9