@1
S: ADD 8
SAV
SUB UP
JGZ NN
MOV ACC, RIGHT
SWP
JMP S
NN: SWP
MOV ACC, RIGHT

@2
MOV LEFT, ACC
SAV
SUB UP
JGZ O
SWP
O: MOV ACC, DOWN

@5
MOV UP, DOWN

@7
ADD 8
SAV
SUB UP
MOV ACC, DOWN
SWP
