Unit 1unit test CABDC CDB BDC unit 2 Unit test DCCDC CDB ADB Unit3 unit test DBACB CDB BCD Unit 4 unit test ACBCD ADD ADC unit5 unit test BCDAB DAC CAB unit 6 unit test CDABC BCA CAC Unit7 unit test :CDABC ACD ACB Unit 8 unit test :BDBCA DCD DCB Unit 9 unit test :BADAC DBA DCB Unit 10 unit test :BADCA B