1|----5-5-3-5---------5-5-6---8--8-----6-6-5-3
2|------------6-------------------------------
3|--5-----------5-5-5-------5------7-7--------
4|--------------------------------------------
5|--------------------------------------------
6|--------------------------------------------

-----5-5-3-5----8-----6-6-5-3------5-5-3-5--|
-6------------6---------------6-----------6-|
---5--------------7-7-----------5-----------|
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