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0	1	1
0
0	1
0
0	1
0
0	1	1
0	1
0
0	1
0
0
0	1
2	0
0
0
0	1
0
0	1
0
0
0
0	1
0	1
0
0	1
2	0
2	0
0
0
0
0
0
0
0
0
0
0
0
0
2	0
0
0
0
0
2	0
0
0	1
0	1
0
0
0
0
0	1
0
0
2	0
2	0
0
0
0
0	1
0
0
2	0
0	1
0	1
0	1	1
0
0
0
0
0
0
0
0
0
0
0
2	0
0	1
0	1
0	1
0
