Dc.w (34*2)-1 A Set 0 B Set 256 Rept 34 Posa (a/2),(b/2),((a+b)/2),(b/2),003,003,003,003 A Set a+16 B Set a-16 Endr A Set 0 B Set 256 Rept 34 Posa (a/2),(b/2),((a+b)/2),b,000,000,005,003 A Set a+16 B Set a-16 Endr