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: ['85', '101', 'j', 'g', 'o', 'f', 'w', 'o', 'm', '45', 'e', 'z']

A: 0, 1, 4, 5, 8
****
Q: ['j', '195', 'u', '55']

A: 1, 5, 9
****
Q: ['l', 'd', '353', '307', 'z', '231', 'd', 'b', 'l', 'x', '389', 'i', 'x', '77']

A:
0, 1, 2, 3, 5, 7, 8, 9
****