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-----4-4-----4-4-----4-4-----4-4-----4-4-----
-5-5-----5-5-----5-5-----5-5-----5-5---------
---------------------------------------------
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---------------------------------------------
-----4-4-----4-4-----4-4-----4-4-----4-4-----
-5-5-----5-5-----5-5-----5-5-----5-5---------
---------------------------------------------
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-----4-4-----4-4-----4-4-----4-4-----4-4-----
-5-5-----5-5-----5-5-----5-5-----5-5-----5-5-
---------------------------------------------
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-4-4-----------------4-----3------1---1------
-----5-5-----5-----5----3-------3---1--------
---------5-------5-------------3-------------
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-----3---------------------------------------
---1---4-6-4-3--1---1------4---3------1------
-0----------------1------5---3------3--------
------------------------5----------3---------
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---1-------4-3-1--------1------3-4-----------
-1------3-----------0-3-----3------5---------
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-----1--3------------------------------------
-3-4--------------4----3------1---1----------
------------5---5----3------3---1------------
---------------5-----------3-----------------
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-----3---------------------------------------
---1----4---6--4-3-1-----1------4------------
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-----------------------------5---------------
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-3------1---1-------4-3--1--------1----------
------3---1-------3-----------0-3------------
-----3---------------------------------------
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