2	5	6	0	0	0	0	0
1	3	6	7	0	0	0	0
2	4	7	37	38	39	0	0
3	37	39	40	0	0	0	0
1	6	0	0	0	0	0	0
1	2	5	7	0	0	0	0
2	3	6	8	9	18	36	38
7	18	0	0	0	0	0	0
7	18	20	32	36	38	0	0
11	17	18	19	0	0	0	0
10	12	17	0	0	0	0	0
11	13	17	0	0	0	0	0
12	14	16	17	0	0	0	0
13	15	16	0	0	0	0	0
14	16	0	0	0	0	0	0
13	14	15	17	23	0	0	0
10	11	12	13	16	18	19	21
7	8	9	10	17	19	20	0
10	17	18	20	21	31	0	0
9	18	19	31	32	0	0	0
17	19	22	31	0	0	0	0
17	21	23	31	0	0	0	0
16	17	22	24	25	29	31	0
23	25	29	30	31	33	0	0
23	24	26	27	29	0	0	0
25	27	28	0	0	0	0	0
25	26	28	29	0	0	0	0
26	27	29	30	0	0	0	0
23	24	25	27	28	30	0	0
24	28	29	31	33	34	0	0
19	20	21	22	23	24	30	32
9	20	31	33	34	35	36	0
24	30	31	32	34	35	0	0
30	32	33	35	43	0	0	0
32	33	34	36	41	42	43	0
7	9	32	35	37	38	40	42
3	4	36	38	39	40	42	0
3	7	9	36	37	0	0	0
3	4	37	40	0	0	0	0
4	36	37	39	41	42	0	0
35	40	42	0	0	0	0	0
35	36	37	40	41	0	0	0
34	35	44	0	0	0	0	0
43	45	46	49	0	0	0	0
44	46	0	0	0	0	0	0
44	45	47	48	49	0	0	0
46	48	0	0	0	0	0	0
46	47	0	0	0	0	0	0
44	46	0	0	0	0	0	0