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

@1
ADD UP
SAV
SUB LEFT
JGZ T
MOV LEFT, DOWN
MOV 1, DOWN
SWP
JMP Z
T: MOV LEFT, NIL
SWP
MOV ACC, DOWN
MOV 2, DOWN
Z:

@2
ADD UP
SAV
SUB RIGHT
JLZ T
MOV RIGHT, NIL
SWP
MOV ACC, DOWN
MOV 3, DOWN
JMP Z
T: MOV RIGHT, DOWN
MOV 4, DOWN
SWP
Z:

@3
ADD UP
MOV ACC, LEFT
MOV ACC, LEFT

@5
MOV UP, DOWN

@6
MOV UP, DOWN

@9
MOV UP, ACC
SUB RIGHT
JLZ R
MOV RIGHT, NIL
MOV UP, DOWN
JMP E
R: MOV UP, NIL
MOV RIGHT, DOWN
E:

@10
MOV UP, LEFT
