@0
MOV UP, RIGHT

@1
MOV LEFT, DOWN

@2
MOV UP, DOWN

@3


@4


@5
MOV UP, DOWN
MOV UP, ACC
SWP
MOV UP, ACC
L: SWP
MOV ACC, RIGHT
JMP L

@6
MOV ACC, DOWN
SUB LEFT
MOV ACC, DOWN
MOV UP, ACC
SAV
SUB LEFT
MOV ACC, DOWN
SWP

@7


@8


@9
MOV UP, ACC
L: MOV ACC, RIGHT
JMP L

@10
L: MOV UP, ACC
SWP
SUB LEFT
JNZ A
MOV UP, ACC
JNZ B
MOV UP, ACC
JNZ C
MOV 1, DOWN
JMP L
A: MOV UP, NIL
B: MOV UP, NIL
C: MOV 0, DOWN
