@1
SAV
SUB UP
JLZ P
SWP
SAV
P: MOV ACC, RIGHT
SWP
ADD 8

@2
MOV ACC, DOWN
SAV
SUB UP
JLZ K
MOV ACC, DOWN
MOV LEFT, ACC
JMP E
K: SWP
MOV LEFT, DOWN
E: ADD 8

@5
MOV UP, ACC
SUB UP
MOV ACC, DOWN

@7
MOV UP, DOWN
