@1
MOV UP, DOWN

@2
MOV UP, DOWN

@4
MOV UP, ACC
SAV
MOV RIGHT, ACC
L: JEZ S
SUB 1
SWP
MOV ACC, RIGHT
SWP
JMP L
S:

@5
MOV UP, ACC
MOV ACC, LEFT
L: JEZ O
SUB 1
SWP
ADD LEFT
SWP
JMP L
O: SWP
MOV ACC, DOWN

@7
MOV UP, DOWN
