@1
S0: MOV UP, ACC
JNZ OUT0
S1: MOV 0, RIGHT
MOV UP, ACC
JNZ OUT0
S2: MOV 0, RIGHT
MOV UP, ACC
JNZ OUT0
S3: MOV 1, RIGHT
MOV UP, ACC
JEZ S3
OUT0: MOV 0, RIGHT

@2
MOV LEFT, DOWN

@5
MOV UP, DOWN

@9
MOV UP, DOWN
