There are two really easy ways to do it

A

-10-8-7----------------------------7/8--7-10---------10-8h7-|
--------10--12--13-12-10-8--8--10------------10--10---------|
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B

-10-8-7------7--8-7---------------8--7-10---------10-8-7-|
--------10-----------10-8--8--10-----------10--10--------|
---------------------------------------------------------|
---------------------------------------------------------|
---------------------------------------------------------|
---------------------------------------------------------|

It sounds good for me, if you find any error please tell me!