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]: ['t', '361', 'o', 'j', '395', 'u', '211', 'a', 'i', 'i', '375', 'h', '451']
[EX A]: 1, 2, 3, 4, 5, 6, 7, 9

[EX Q]: ['y', '449', 'g', '345', '167', 'q', 'k']
[EX A]: 1, 3, 4, 5, 6, 7, 9

[EX Q]: ['413', '347', 't', 't', 'o', '115', '111', 'p']
[EX A]:
1, 3, 4, 5, 7