@1
MOV UP ACC
MOV ACC RIGHT
SUB UP
ADD 2
B: JGZ T
MOV -1 RIGHT
ADD 1
JMP B
T: MOV ACC RIGHT

@2
MOV LEFT ACC
JEZ A
L: MOV UP NIL
SUB 1
JNZ L
A: MOV UP DOWN
JRO LEFT
MOV UP DOWN
MOV 0 DOWN
D: MOV UP ACC
JNZ D

@6
MOV UP DOWN

@9
MOV UP DOWN
