21340.1.txt

@0
MOV UP DOWN

@1


@2


@3


@4
MOV UP DOWN

@5
MOV UP RIGHT

@6
# >0 NODE
START:
 MOV LEFT ACC

 MOV ACC RIGHT
 JGZ SUBMIT

PASS:
 MOV 0 DOWN
 JMP START

SUBMIT:
 MOV 1 DOWN
 JMP START

@7
# =0 NODE
START:
 MOV LEFT ACC
 MOV ACC RIGHT
 JEZ SUBMIT

PASS:
 MOV 0 DOWN
 JMP START

SUBMIT:
 MOV 1 DOWN
 JMP START

@8
# <0 NODE
START:
 MOV LEFT ACC

 JLZ SUBMIT

PASS:
 MOV 0 DOWN
 JMP START

SUBMIT:
 MOV 1 DOWN
 JMP START