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]: ['475', 'd', '467', 'h', 'r', 'r', '139', '307', '141', 'f']
[EX A]: 0, 1, 3, 4, 5, 6, 7, 9

[EX Q]: ['r', '321', '355', 'w', 'm', 'v', 'a', 'u', '455', 'n', '169']
[EX A]: 1, 2, 3, 4, 5, 6, 9

[EX Q]: ['3', '323', '153', '441', '435', 'a', 'o', '309', '457', 'u', 'p', '33']
[EX A]:
0, 1, 2, 3, 4, 5, 7, 9