1$2           `:oydNNMMMMNNdyo:`
 2        :yNMMMMMMMMMMMMMMMMNy:
 3      :dMMMMMMMMMMMMMMMMMMMMMMd:
 4     oMMMMMMMho/-....-/ohMMMMMMMo
 5    oMMMMMMy.            .yMMMMMMo
 6   .MMMMMMo                oMMMMMM.
 7   +MMMMMm                  mMMMMM+
 8   oMMMMMh                  hMMMMMo
 9 //hMMMMMm//$1`$2          $1`$2////mMMMMMh//
10MMMMMMMMMMM$1/$2      $1/o/`$2  $1.$2smMMMMMMMMMMM
11MMMMMMMMMMm      $1`NMN:$2    $1.$2yMMMMMMMMMM
12MMMMMMMMMMMh$1:.$2              dMMMMMMMMM
13MMMMMMMMMMMMMy$1.$2            $1-$2NMMMMMMMMM
14MMMMMMMMMMMd:$1`$2           $1-$2yNMMMMMMMMMM
15MMMMMMMMMMh$1`$2          $1./$2hNMMMMMMMMMMMM
16MMMMMMMMMM$1s$2        $1.:$2ymMMMMMMMMMMMMMMM
17MMMMMMMMMMN$1s:..-/$2ohNMMMMMMMMMMMMMMMMMM
18MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
19MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
20 MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM