@1
MOV UP ACC
MOV ACC RIGHT
SUB UP
MOV ACC RIGHT

@2
MOV LEFT ACC
L: SUB 1
JLZ E
MOV UP NIL
JMP L
E: ADD LEFT
O: MOV UP DOWN
ADD 1
JNZ O
MOV 0 DOWN
D: MOV UP ACC
JNZ D

@6
MOV UP DOWN

@9
MOV UP DOWN
