@0
ADD UP
SUB RIGHT
MOV ACC DOWN

@1
MOV UP ACC
MOV ACC LEFT
MOV ACC DOWN

@2
MOV UP ACC
MOV ACC RIGHT
MOV ACC DOWN

@3
SUB UP
ADD LEFT
MOV ACC DOWN

@4
S:MOV UP ACC
JLZ L
G:MOV ACC RIGHT
MOV ACC DOWN
MOV UP ACC
JGZ G
L:MOV 0 RIGHT
MOV ACC DOWN

@5
ADD UP
SAV
ADD LEFT
MOV ACC DOWN
SWP

@6
SUB UP
SAV
ADD ANY
MOV ACC DOWN
SWP

@7
S:MOV UP ACC
JLZ G
L:MOV 0 LAST
MOV ACC DOWN
MOV UP ACC
JLZ G
MOV 0 ANY
MOV ACC DOWN
MOV UP ACC
JGZ L
G:MOV ACC LEFT
MOV ACC DOWN

@8
S:MOV UP ACC
JLZ L
MOV 1 RIGHT
JMP S
L:MOV 2 RIGHT

@9
S: MOV UP ACC
   ADD RIGHT
   JLZ L
  JRO RIGHT
L: JRO LEFT
   MOV ANY DOWN

@10
MOV ANY ANY

@11
MOV 0 LEFT
G:MOV 4 LAST
S:MOV UP ACC
JLZ G
MOV 3 ANY
JMP S