@0
MOV UP, RIGHT

@1
MOV LEFT, ACC
MOV ACC, RIGHT
MOV ACC, DOWN
MOV LEFT, DOWN
MOV LEFT, DOWN
L: MOV ACC, RIGHT
JMP L

@2
MOV UP, ACC
SUB LEFT
MOV ACC, DOWN

@5
MOV UP, ACC
MOV ACC, DOWN
SUB UP
MOV UP, DOWN
L: MOV ACC, RIGHT
JMP L

@6
P: MOV UP, ACC
MOV 999, DOWN
JNZ P
R: MOV UP, ACC
MOV 999, DOWN
D: ADD LEFT
JEZ Q
SUB LEFT
JEZ R
JMP P
Q: MOV UP, ACC
MOV ACC, DOWN
JNZ P
JMP D

@9
MOV UP, ACC
SUB UP
L: MOV ACC, RIGHT
JMP L

@10
L: MOV UP, ACC
ADD LEFT
JNZ Z
MOV 1, DOWN
JMP L
Z: MOV 0, DOWN
