@1
MOV UP ACC
JNZ O
MOV 999 ACC
O: MOV ACC DOWN

@4
MOV -999 ACC
JMP L
C: MOV -1 DOWN
L: ADD UP
JLZ C
MOV 1 DOWN
MOV ACC DOWN

@8
MOV -1 ACC
ADD 1
JRO UP
MOV UP DOWN
MOV ACC RIGHT

@9
MOV LEFT DOWN
