13 acessos
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--------9-7-7----------------------9-7-7--------------
------7-------9--7--9------------7-------9--7--9------
---7------------------7-------7------------------7----
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--------9-7-7-----------9-7-7--------7-8-9------------|
------7-------9-------7-------9-----------------------|
---7---------------7----------------------------------| x2
----5--1---8---4--1--8-8--7--3-5-6-7-6-5-3--
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----4-5--1---8---4---1--8-8-----7-----------
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----5--1---8---4--1--8-8--7--3-5-6-7-6-5-3--
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----4-5--1---8---4--1--8-8----7-6-5-3-------|
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--------------------------------------------| x2