@0
MOV RIGHT, ACC
MOV ACC, RIGHT
MOV ACC, RIGHT

@1
MOV UP, LEFT
MOV UP, ACC
SUB LEFT
NEG
ADD 6
MOV LEFT, RIGHT
MOV ACC, RIGHT

@2
MOV LEFT, ACC
JEZ O
S:MOV UP, NIL
SUB 1
JNZ S
O:JRO LEFT
MOV UP, DOWN
MOV UP, DOWN
MOV UP, DOWN
MOV UP, DOWN
MOV UP, DOWN
MOV UP, DOWN
D:MOV UP, ACC
JNZ D
MOV 0, DOWN

@6
MOV UP, DOWN

@9
MOV UP, DOWN
