@0
SUB 24
MOV ACC RIGHT
ADD 16

@1
SUB 16
MOV UP DOWN

ADD UP
MOV ACC DOWN
MOV LEFT ACC

ADD UP
MOV ACC DOWN
MOV LEFT ACC
JRO -6

@2
MOV UP NIL

MOV RIGHT ACC
ADD UP
MOV ACC DOWN
JRO -3

@3
SUB 16
MOV ACC LEFT
ADD 8

@4
   MOV UP RIGHT
   JMP S

G: MOV ACC RIGHT
S: MOV UP ACC
   JGZ G
L: MOV -999 RIGHT
   JMP S

@5
G: MOV LEFT DOWN

   MOV UP ACC
   JGZ G

L: MOV LEFT NIL
   MOV ACC DOWN

   MOV UP ACC
   JLZ L

@6


@7
MOV RIGHT ACC
ADD UP
ADD 999
MOV ACC DOWN

@8
SUB 991
MOV -999 LEFT

ADD 8
MOV ACC LEFT
JRO -2