@0
ST: MOV RIGHT ACC
      JLZ LZ
    SAV
    JMP L1
LZ: MOV ACC DOWN
    MOV 0 ACC
    SAV
L1: MOV RIGHT ACC
    MOV ACC DOWN
    JLZ EX
    JNZ L1
EX:
SWP
JGZ LZ

@1
START:
MOV UP ACC
SAV
JEZ Z
MOV UP ACC
JEZ Z
L1: MOV ACC LEFT
    MOV UP ACC
    JNZ L1
Z:
MOV -1 LEFT
SWP
MOV ACC LEFT
JEZ START
MOV 0 LEFT

@2


@3
ST: MOV UP ACC
      JLZ LZ
    SAV
    JMP L1
LZ: MOV ACC RIGHT
    MOV 0 ACC
    SAV
L1: MOV UP ACC
    MOV ACC RIGHT
    JLZ EX
    JNZ L1
EX:
SWP
JGZ LZ

@4
ST: MOV LEFT ACC
      JLZ LZ
    SAV
    JMP L1
LZ: MOV ACC RIGHT
    MOV 0 ACC
    SAV
L1: MOV LEFT ACC
    MOV ACC RIGHT
    JLZ EX
    JNZ L1
EX:
SWP
JGZ LZ

@5
ST: MOV LEFT ACC
      JLZ LZ
    SAV
    JMP L1
LZ: MOV ACC DOWN
    MOV 0 ACC
    SAV
L1: MOV LEFT ACC
    MOV ACC DOWN
    JLZ EX
    JNZ L1
EX:
SWP
JGZ LZ

@6


@7
ST: MOV UP ACC
JLZ ST
MOV ACC DOWN

@8