--------------1--------------1---------------------
-2-1--------4--2-1-------4-4-----2-----4-2-4---4-6-
----3-1-3----------3---3-------------3-------------
---------------------------------------------------
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--------------------------------------1------------
---2-1---------2-4-2--------------4-4---2----------
-3----3-1-3--3--------1-3---1-3-3---------3--------
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---4-4-4-6----2----------2-1-----------2-4-2-1-----
-3--------------3------------3-1-3--3----------3---
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-----1----------4-1---1----------------------------
-4-4---2------------2------------------------------
----------3---3------------------------------------
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--------------------------------1------------------
-2-1-----------2-4-2-1----3-4-4---2------4-2-4-4-6-
-----3-1-3--3----------3------------3--------------
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-----1------------------------1--------------------
---2---4-2-4-6--6-4-2-1-2-------4-2-1-2---------2--
-3-------------------------3-------------3--1-3----
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-----1------------4--------------5----6------------
---2---4-2-4-6--6---6-4-6--6-----------------------
-3-------------------------------------------------
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-----------------------------------1---------------
---2-1---------2-4-2-2-1-------4-4---2-------------
-3----3-1-3--3-----------3---3---------3-----------
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---4-2-4-6----2------------------------------------
-3--------------3----------------------------------
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------------------------------1--------------------
-2-1---------2-4-2-1------4-4---2------4-2-4-6-----
-----3-1-3-----------3--3---------3----------------
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--------------------------------1------------------
-2-1---------2-4-2-1--------4-4---2------4-2-4-6---
-----3-1-3-----------3--3-3---------3--------------
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---------------------------------1---------4-------
-2-1----------2--4-2-1-------4-4---2---------6-4-6-
-----3-1-3---3--------3----3---------3---3---------
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-----1------------------------1--------------------
---2---4-2-4-6--6-4-2-1-2-------4-2-1-2---------2--
-3-------------------------3-------------3--1-3----
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-----1------------4--------------5----6------------
---2---4-2-4-6--6---6-4-6--6-----------------------
-3-------------------------------------------------
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-----1------------------------1--------------------
---2---4-2-4-6--6-4-2-1-2-------4-2-1-2---------2--
-3-------------------------3-------------3--1-3----
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-----1------------4--------------5----6------------
---2---4-2-4-6--6---6-4-6--6-----------------------
-3-------------------------------------------------
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-----1------------------------1--------------------
---2---4-2-4-6--6-4-2-1-2-------4-2-1-2---------2--
-3-------------------------3-------------3--1-3----
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-----1------------4--------------5----6------------
---2---4-2-4-6--6---6-4-6--6-----------------------
-3-------------------------------------------------
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