0	20	3	19	0	0	0	0	0	18	19	0	
1	0	0	0	0	19	19	20	0	1	0	20	
17	0	15	1	20	1	0	0	0	1	0	0	
2	0	2	0	0	0	1	0	20	0	1	0	
