0-0	0
1-0	1
1-1	0
2-0	2
2-1	1
2-2	0
3-0	3
3-1	2
3-2	1
3-3	0
4-0	4
4-1	3
4-2	2
4-3	1
4-4	0
5-0	5
5-1	4
5-2	3
5-3	2
5-4	1
5-5	0
6-0	6
6-1	5
6-2	4
6-3	3
6-4	2
6-5	1
6-6	0
7-0	7
7-1	6
7-2	5
7-3	4
7-4	3
7-5	2
7-6	1
7-7	0
8-0	8
8-1	7
8-2	6
8-3	5
8-4	4
8-5	3
8-6	2
8-7	1
8-8	0
9-0	9
9-1	8
9-2	7
9-3	6
9-4	5
9-5	4
9-6	3
9-7	2
9-8	1
9-9	0
10-1	9
10-2	8
10-3	7
10-4	6
10-5	5
10-6	4
10-7	3
10-8	2
10-9	1
11-2	9
11-3	8
11-4	7
11-5	6
11-6	5
11-7	4
11-8	3
11-9	2
12-3	9
12-4	8
12-5	7
12-6	6
12-7	5
12-8	4
12-9	3
13-4	9
13-5	8
13-6	7
13-7	6
13-8	5
13-9	4
14-5	9
14-6	8
14-7	7
14-8	6
14-9	5
15-6	9
15-7	8
15-8	7
15-9	6
16-7	9
16-8	8
16-9	7
17-8	9
17-9	8
18-9	9
