13-2=

13-7=

19-18=

18-14=

19-11=

17-5=

18-11=

15-5=

15-8=

20-8=

12-3=

20-9=

11-0=

19-7=

15-13=

13-12=

12-10=

11-5=

14-12=

19-3=

13-6=

16-14=

13-12=

12-9=

20-2=

12-5=

14-8=

17-7=

12-8=

12-12=

14-4=

17-4=

13-0=

20-14=

12-9=

13-0=

11-8=

20-13=

11-5=

18-17=

11-0=

20-10=

20-19=

14-10=

14-3=

19-3=

13-6=

13-3=

20-10=

20-4=