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: ['c', 'h', '151', 'g', 'd', 'd', 'k', '37']

A: 1, 3, 5, 7
****
Q: ['g', '411', '307', 'i', '483', 'z', '29', 't', 'f', 'z']

A: 0, 1, 2, 3, 4, 7, 8, 9
****
Q: ['m', '351', 'm']

A:
1, 3, 5
****