v    > v<
       :      >   v
     ^,_ $ :5%|       
        "v    <
        F
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        z
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        "
        0      >:.v            @
>1>::3%!|  >:5%|  >55+:,55+*1-`|
        >  ^   0
  ^                          +1<
         > 0   v
               "
               z
               z
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               "
            v,  _$^
                 
                :
            >  >^