~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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~~~~~fffffffffffffffffffffffffffffffff?fffffffffffffffffffffffffffff~~~~~~~~~~~~
~~~~~ffffffffffffffffffff-------------+---------fffffffffffffff^^^fffffff~~~~~~~
~~~~~ffffffffffffffffffffffffffffffff/fffffffffffffffffffffffff^^^^ffffff~~~~~~~
~~~~~fffffffffffffffffffffffffffffff/ffffffffffffffffffffffffff^^fffffff~~~~~~~~
~~~~~ffffffffffffffffffffffffffffff/fffffffffffffffffffffffffff?^^^fffff~~~~~~~~
~~~~~ffffffffffffff~~~~?ffffffffff/fffffffffffffffffffffffffffffffff~~~~~~~~~~~~
~~~~~ffffffffffffff~~~~~~~fffffff+-----------------+fffffffffffffffffff~~~~~~~~~
~~~~~~~ffffffffffffff~~~~~fffffff|fffffffffffffffff|ffffffffffffffffffff~~~~~~~~
~~~~~~~~fffffffffffffffffffffffff|fffffffffffffffff|fffffffffffffffff~~~~~~~~~~~
~~~~~~~~fffffffffffffffffffffffff|ffffffff?ffffffff|ffffffffffffff~~~~~~~~~~~~~~
~~~~~~~~~ffffffffffffffffffffffff|fffffffffffffffff|fffffffffffff~~~~~~~~~~~~~~~
~~~~~~~~~~fffffffffffffffffffffff|fffffffffffffffff|ffffffffffffff~~~~~~~~~~~~~~
~~~~~~~~?------------------------+---------ffffffff|fffffffffffff~~~~~~~~~~~~~~~
~~~~~~~fffffffffffffffffffffffffff\ffffffffffffffff|fffffffffffffffff~~~~~~~~~~~
~~~~~~fffffffffffffffffffffffffffff\fffffffffffffff|ffffffffffffffffff~~~~~~~~~~
~~~~~fffffffffffffffffffffffffffffff\?fffffffffffff+------------ffffffff?~~~~~~~
~~~~~ffffffffffffffffffffffffffffffff\ffff~~~~~~fffffffffffffffffffffffff~~~~~~~
~~~~~ff^ffffffffffffffffffffffffffffff\fff~~~~~~ffffffffffffffffffffffffff~~~~~~
~~~~~fff^^^ffffffffffffffffffffffffffff\fff~~~~fffffffffffffffffffffffffff~~~~~~
~~~~~fffff^^ffffffffffffff?fffffffffffff\ff~~ffffffffffffffffffffffffffffff~~~~~
~~~~~fff^^^?fffffffffffffffffffffffffffff\fff~~ffffffppppppppffffffffffffff~~~~~
~~~~~fffff^^ffffffffffffffffffffffffffffff|ffffffffffpppppddppfffffffffffff~~~~~
~~~~~fff^^^^ffffffffffffffffffffffffffffff|ffffffffffffffdd?ddpppppffffffff~~~~~
~~~~~fffff^^ffffffffffffffffffffffffffffff|ffffffffffpppppdddpfffffffffffff~~~~~
~~~~~fff^^^^^^^fffffffffffffffffffffffffff|ffffffffffffpppddppppfffffffffff~~~~~
~~~~~ffff^^^^^ffffffffffffffffff?fffffffffffffffffffffffffffffffffffffff?~~~~~~~
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