16	17	1	0	0	0	0	0	20	0	0	17	
2	1	1	0	20	0	0	20	0	0	0	0	
1	1	0	0	0	20	20	0	0	0	0	2	
1	1	18	20	0	0	0	0	0	20	20	1	
