@0


@1
MOV UP, RIGHT

@2
MOV LEFT, ACC
SAV
MOV UP, ACC
JEZ D
L: SWP
MOV ACC, DOWN
SWP
SUB 1
JGZ L
D: MOV -999, DOWN

@3


@4


@5
MOV UP, DOWN

@6


@7
MOV 1, ACC
L: ADD UP
JGZ L
ADD 998
MOV ACC, DOWN

@8

