@0 @1 MOV UP,ACC MOV ACC,RIGHT MOV ACC,RIGHT @2 ^:MOV UP,ACC SAV SUB LEFT JLZ B MOV LEFT,DOWN SWP MOV ACC,DOWN JMP V B:SWP MOV ACC,DOWN MOV LEFT,DOWN V:MOV 0,DOWN @3 @4 @5 @6 MOV UP,DOWN @7 @8 @9 MOV UP,DOWN @10