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]: ['f', 'f', '149', '311', '331', 'l', 'u', '349', 'v', 'v', '417', '285']
[EX A]: 1, 2, 3, 4, 5, 7, 8, 9

[EX Q]: ['479', '205', 'e', 'c', '57', 'm', 'i', '33', 'f', '45', 'z']
[EX A]: 0, 2, 3, 4, 5, 7, 9

[EX Q]: ['l', '291', 'o', '197', 'd', '361', '137', 'i', '239', 'z']
[EX A]:
1, 2, 3, 6, 7, 9