--0-3-3-0-----------0-3-3-0-----------0-1-1-0-----------0-1-0----------------------------------|
1---------1-------1---------3-------3---------3-------3-------3-1------------------------------|
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0----------------------------------------------------------------------------------------------|
--3-1-3-5-5-------5-5-5-7-9-11-------11-11-11-7-11-9-------9-7-5-5-3-1-------------------------|
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