@1
MOV UP, DOWN

@4
L: MOV UP, ACC
MOV ACC, DOWN
JEZ E
MOV 0, DOWN
SWP
ADD 1
SAV
JMP L
E: MOV 1, DOWN
SWP
MOV ACC, DOWN

@8
L: ADD UP
SAV
MOV UP, ACC
JEZ C
MOV UP, ACC
MOV ACC, RIGHT
SWP
MOV ACC, DOWN
MOV 0, ACC
SAV
JMP L
C: SWP

@9
MOV LEFT, DOWN
