5-4=
5-3=
5-2=
5-1=
5-0=
4-4=
5-5=
4-3=
4-2=
4-1=
4-0=
3-3=
3-2=
3-1=
3-0=
2-2=
2-1=
2-0=
1-1=
1-0=
0-0=