for(;[A,B,C,D,E,F,G,H]=readline().split(' ');print((a*C+b*D)*(E*H-F*G)/(b*C-a*D)<E*G+F*H|0))a=A-C,b=B-D,C-=E,D-=F,E-=G,F-=H,G-=A,H-=B