@1
MOV UP ACC
JEZ E
L: MOV 1 RIGHT
SUB 1
JGZ L
E: MOV 3 RIGHT

@2
MOV UP ACC
L: JRO LEFT
MOV ACC DOWN
JMP L
MOV -999 DOWN

@5
MOV UP DOWN

@7
MOV 0 ACC
L: ADD UP
JLZ E
JMP L
E: ADD 999
MOV ACC DOWN
