20 1000
0 libvpmvqve
1 mcchv
0 iu
0 plqgmf
1 tsioh
1 jijhtqsqi
0 nj
0 kkwqmmxi
1 davzufmuzc
1 nzurnhlvy
1 ujcmhw
0 vrsffibh
1 zc
0 ellkuo
1 kzwtliip
1 zckc
1 j
1 fcylevprn
1 cetoo
1 qvkuwhfumb
0 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
1 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
1 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
0 1
0 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
1 1
1 1
1 1
1 1
1 1
1 1
0 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
0 1
1 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1
0 1
1 1
0 1
0 1
1 1
0 1
0 1
1 1
1 1
1 1
0 1
0 1
1 1
1 1
0 1
0 1