@0


@1
MOV UP  ACC
MOV ACC LAST
MOV ACC ANY

@2
MOV LEFT DOWN

@3


@4


@5


@6
MOV UP DOWN

@7


@8


@9
0: MOV 0 DOWN

E: MOV UP ACC

   SUB 9
   SUB UP
   JGZ 1

   ADD 19
   JGZ 0

1: MOV 1 DOWN
   JMP E

@10