n="*n"a,b,c,d,e,f,g,h=io.read(n,n,n,n,n,n,n,n)for t=0,1,.1 do x=1-t;print(("%.f %.f"):format(a*x^3+3*c*x^2*t+e*3*x*t^2+g*t^3,b*x^3+3*d*x^2*t+f*3*x*t^2+h*t^3))end