def f(L1,L2):
  a,b=L1[0]
  c,d=L1[1]
  e,f=L2[0]
  g,h=L2[1]
  return [[a*e+b*g , a*f+b*h] , [c*e+d*g,c*f+d*h]]

A=[list(map(int,input().split())) for _ in range(2)]
B=[list(map(int,input().split())) for _ in range(2)]

ans=f(f(f(A,B),A),B)
for e in ans:
  print(*e)