@0
ADD UP
MOV ACC, RIGHT
MOV ACC, RIGHT

@1
L: SWP
ADD UP
SAV
SUB LEFT
JGZ O
MOV LEFT, DOWN
MOV 1, ACC
JMP B
O: ADD LEFT
MOV ACC, DOWN
MOV 2, ACC
B: MOV RIGHT, DOWN
MOV RIGHT, DOWN
MOV ACC, DOWN

@2
L: SWP
ADD UP
SAV
SUB RIGHT
JGZ O
MOV RIGHT, LEFT
MOV 4, LEFT
JMP L
O: ADD RIGHT
SUB 1
MOV ACC, LEFT
MOV 3, LEFT

@3
SUB 1
L: ADD UP
MOV ACC, LEFT
MOV ACC, LEFT
JMP L

@5
L: MOV UP, ACC
SUB UP
JGZ A
MOV UP, DOWN
MOV UP, NIL
JMP L
A: MOV UP, NIL
MOV UP, DOWN

@9
MOV UP, DOWN
