1 x 0
1 x 0
1 x 2
1 x 2
1 x 3
1 x 3
1 x 4
1 x 4
1 x 5
1 x 5
1 x 6
1 x 6
1 x 7
1 x 7
1 x 8
1 x 8
1 x 9
1 x 9
1 x 10
1 x 10
1 x 11
1 x 11
1 x 12
1 x 12
12 x 1
12 x 1
11 x 1
11 x 1
10 x 1
10 x 1
9 x 1
9 x 1
8 x 1
8 x 1
7 x 1
7 x 1
6 x 1
6 x 1
5 x 1
5 x 1
4 x 1
4 x 1
3 x 1
3 x 1
2 x 1
2 x 1
1 x 1
1 x 1
1 x 0
1 x 0