27

2

2	19	

42

1	2	1	0
1	7	1	1
2	3	1	1
2	8	1	1
3	4	1	0
3	19	4	0
4	5	1	1
4	9	1	1
5	6	1	0
5	10	1	0
6	11	1	1
7	8	1	0
7	23	4	0
8	9	2	0
8	14	2	0
9	10	1	1
9	12	1	1
10	11	1	0
10	13	1	1
11	17	2	0
12	13	1	1
12	15	1	0
13	16	1	0
14	15	2	0
14	18	1	1
15	16	1	1
15	20	1	1
16	17	1	1
16	21	1	1
17	22	1	0
18	19	1	1
18	24	1	1
19	20	1	0
19	25	1	0
20	21	1	1
20	26	1	1
21	22	1	1
22	27	1	1
23	24	1	1
24	25	1	1
25	26	1	0
26	27	2	0

28


1	2	1
3	4	1
5	6	1
19	20	1
12	15	1
1	7	1
2	3	1
2	8	1
4	5	1
4	9	1
6	11	1
9	10	1
9	12	1
10	13	1
12	13	1
14	18	1
15	16	1
15	20	1
16	17	1
16	21	1
18	19	1
18	24	1
20	21	1
20	26	1
21	22	1
22	27	1
23	24	1
24	25	1