0               0
                                o           o
,+++00000++=:,                    +=      =+                         ,,++=0++=,,
    0~?0   +0000 :,0000  l        000+00 0:        ,?000000??~,=+=~l0?,=00 l
=7I7I~7  ,77: ++:~+777777 7      +77=7 =7I7     ,I777= 77,:~7 +?7, ~7   ~ 777?
77+7I 777~,,=7~  ,::7=7: 7 77   77: 7 7 +77,7 I777~+777I=   =:,77,77  77 7,777,
  = 7  ?7 , 7~,~  + 77 ?: :?777 +~77 77? I7777I7I7 777+77   =:, ?7   +7 777?
      77 ~I == ~77=77777~: I,+77?  7  7:?7? ?7 7 7 77 ~I   7I,,?7 I77~
       I 7=77~+77+?=:I+~77?     , I 7? 77 7   777~ +7 I+?7  +7~?777,77I
         =77 77= +7 7777         ,7 7?7:,??7     +7    7   77??+ 7777,
                 ,+++00000++=:,  ,0 0?0:,??0    +=,,++=0++=,,
    7~?7   +7I77 :,I777  I          77 7+77 7:        ,?777777??~,=+=~I7?,=77 I
=7I7I~7  ,77: ++:~+777777 7     +77=7 =7I7     ,I777= 77,:~7 +?7, ~7   ~ 777?
77+7I 777~,,=7~  ,::7=7: 7 77   77: 7 7 +77,7 I777~+777I=   =:,77,77  77 7,777,
  = 7  ?7 , 7~,~  + 77 ?: :?777 +~77 77? I7777I7I7 777+77   =:, ?7   +7 777?
      77 ~I == ~77=77777~: I,+77?  7  7:?7? ?7 7 7 77 ~I   7I,,?7 I77~
       I 7=77~+77+?=:I+~77?     , I 7? 77 7   777~ +7 I+?7  +7~?777,77I
         =77 77= +7 7777         ,7 7?7:,??7     +7    7   77??+ 7777,
                     +      ~?     , + 7    ,, ~I,  = ? ,
                                    77:I+
essentials