* 8-dim hypercube
H-representation
begin
   16  9  integer
  1  1  0  0  0  0  0  0  0
  1  0  1  0  0  0  0  0  0
  1  0  0  1  0  0  0  0  0
  1  0  0  0  1  0  0  0  0
  1  0  0  0  0  1  0  0  0
  1  0  0  0  0  0  1  0  0
  1  0  0  0  0  0  0  1  0
  1  0  0  0  0  0  0  0  1
  1 -1  0  0  0  0  0  0  0
  1  0 -1  0  0  0  0  0  0
  1  0  0 -1  0  0  0  0  0
  1  0  0  0 -1  0  0  0  0
  1  0  0  0  0 -1  0  0  0
  1  0  0  0  0  0 -1  0  0
  1  0  0  0  0  0  0 -1  0
  1  0  0  0  0  0  0  0 -1
end