15	0
14	0
13	0
12	0
11	0
10	0
9	0
8	0
7	7
6	0
5	0
4	4
3	0
2	0
1	1

0	12
15	0
14	0
13	0
12	0
11	0
10	0
9	0
8	0
7	7
6	0
5	0
4	4
3	0
2	0
1	1

0	12