-1	-1	11	-1	-1	-1	11	-1	-1
-1	11	22	11	22	11	22	11	-1
23	19	2	19	5	19	2	19	23
23	19	2	5	5	5	2	19	23
23	2	2	2	5	2	2	2	23
23	19	2	19	5	19	2	19	23
-1	11	22	1	22	1	22	11	-1
-1	11	11	1	22	1	11	11	-1
-1	-1	16	16	16	16	16	-1	-1
40
60
end