_
        / \      _-'
      _/|  \-''- _ /
 __-' { |          \
     /              \
     /       "o.  |o }
     |            \ ;
                   ',
        \_         __\
          ''-_    \.//
            / '-____'
           /
         _'
       _-'
by S. Whang <[email protected]_u.ac.jp>
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