~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~bb~~~~~~bbb?ffffrr^^~~~~~~~~~~
~~~~~~~~~~bbbbb~~bbbbfffffrfff^^^~~~~~~~~
~~~~~~~~bbff?fbbbbfffffffffrffff^^^~~~~~~
~~~~~~~bfff/ffffffffffffffrfff^^?^~~~~~~~
~~~~~~bbff+ffffffffffffff?rffff^^^^~~~~~~
~~~~~bbfff|ffffffffffffffrRrffff^^^^~~~~~
~~~~~bbfff+--+ffffffffffrRRRrffff^^^~~~~~
~~~~~~bfff|fff\fffffffffrRRrffff^?^~~~~~~
~~~~~~~bff|ffff+-------+frrffff^^^~~~~~~~
~~~~~~~~bf+fffffffffffff\ffff^^^~~~~~~~~~
~~~~~~~bf/bbbbbfffffbbbbb?~~^^~~~~~~~~~~~
~~~~~~bf+fb~~~~bbbbbbbb~~~~~~~~~~~~~~~~~~
~~~~~~~b|b~~~~~~~bbbb~~~~~~~~~~~~~~~~~~~~
~~~~~~~~?~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~bbbbb~~~~~~~~
~~~~~~~~~?~~~~~~~~~~~~~~~~~bpppppb~~~~~~~
~~~~~~~~bbb~~~~~~~~~~~~~~bbbpp?ppbb~~~~~~
~~~~~~~bbpb~~~~~~~~~~~~bbbpppppppbbb~~~~~
~~~~~~~bpppb~~~~~bbbbbbbppppppppppbb~~~~~
~~~~~~bbpppb~~~bbbbbbbbpppp?pppppppb~~~~~
~~~~~~~bpppbbbbpppppppppppppppppppb~~~~~~
~~~~~~~bpppppppppppppppppppppppv^^~~~~~~~
~~~~~~~~bbpppppppppppppppppppp^^~~~~~~~~~
~~~~~~~~~~bbpppprpppppppppppppp^^~~~~~~~~
~~~~~~~~~bbpppprrrppppppppppp^^^?^~~~~~~~
~~~~~~~~bbbbpppprppppppppppff^ff^^^~~~~~~
~~~~~~~bbb?bbbppppppppppppffff^^^^~~~~~~~
~~~~~~~~~bbbb~~bbppppppppfffff^^^~~~~~~~~
~~~~~~~~~~bb~~~~bbpppppfffffffff^^~~~~~~~
~~~~~~~~~~~b~~~~~bbbbbbbffffffff^^^~~~~~~
~~~~~~~~~~~~~~~~~~~~bbb~~bbffffff^^~~~~~~
~~~~~~~~~~~~~~~~~~~~~b~~~~bbbf^^^?^~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~bbff^~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~bb~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~