a,b=map(int, input().split())
c,d=map(int, input().split())
aa,bb=map(int, input().split())
cc,dd=map(int, input().split())

def f(a,b,c,d,aa,bb,cc,dd):
  x,y=a*aa+b*cc,a*bb+b*dd
  xx,yy=c*aa+d*cc,c*bb+d*dd
  return x,y,xx,yy

x,y,w,z=f(a,b,c,d,aa,bb,cc,dd)
x,y,w,z=f(x,y,w,z,a,b,c,d)
x,y,w,z=f(x,y,w,z,aa,bb,cc,dd)
print(x,y)
print(w,z)