@0
ADD UP
SAV
SUB RIGHT
MOV ACC, DOWN
MOV RIGHT, DOWN
SWP

@1
ADD UP
MOV ACC, LEFT
MOV ACC, LEFT

@2
ADD UP
MOV ACC, RIGHT
MOV RIGHT, DOWN
MOV ACC, DOWN

@3
ADD UP
SAV
SUB LEFT
MOV ACC, LEFT
SWP

@4
S: MOV UP, ACC
JLZ C
ADD UP
MOV ACC, RIGHT
MOV 1, RIGHT
JMP S
C: MOV UP, ACC
MOV ACC, RIGHT
MOV 2, RIGHT

@5
MOV LEFT, DOWN
MOV RIGHT, DOWN
MOV LEFT, DOWN
MOV RIGHT, DOWN

@6
S: MOV UP, ACC
JGZ B
MOV UP, ACC
MOV ACC, LEFT
MOV 3, LEFT
JMP S
B: ADD UP
MOV ACC, LEFT
MOV 4, LEFT

@7


@8


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

@10


@11

