19	2	0	0	1	1	0	0	0	19	18	0	
0	0	19	0	0	0	20	1	20	0	0	0	
0	0	0	20	19	0	0	2	0	1	1	2	
1	18	1	0	0	19	0	17	0	0	1	18	
