1	17	0	20	0	20	0	0	20	0	20	20	
19	1	0	0	0	0	20	20	0	0	0	0	
0	2	0	0	20	0	0	0	0	1	0	0	
0	0	20	0	0	0	0	0	0	19	0	0	
