./    .--...
                                   o          .-------- $    .--
                              o  分    o     /                 .......
                                            '                  ..
                             o   o    o      '........            ----
                                       o 分           .          --..
                            o    o         o           .   .---..   -
                                       o               .  '     -.
                                    o   o             /   '
                                   o  分               / ' ' '
                                   \-----/....... . '  ' '  '
                                    \ __/ -      - -'  '  ' '
                                                    '  '  ' '
                                     o              '   ' ' '
                                                    '   '  '
                                                     -..'.----------.
                                                        I   ----------
                                                 /////////.

解决方案 »

  1.   

    o          .-------- $    .--
                                  o  分    o     /                 .......
                                                '                  ..
                                 o   o    o      '........            ----
                                           o 分           .          --..
                                o    o         o           .   .---..   -
                                           o               .  '     -.
                                        o   o             /   '
                                       o  分               / ' ' '
                                       \-----/....... . '  ' '  '
                                        \ __/ -      - -'  '  ' '
                                                        '  '  ' '
                                         o              '   ' ' '
                                                        '   '  '
                                                         -..'.----------.
                                                            I   ----------
                                                     /////////.
      

  2.   

    thank you 啦
    向你学习