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   9│                              □       8  □    □ □       □          │

   8│                              □       □ □ 7  □ □       □          │

   7│                              □       □ □ □ □ □ 6     □          │

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   5│4                             □ □ 4  □ □ □ □ □ □ □ □ □ □ 4  │

   4│□ 3                       3  □ □ □ □ □ □ □ □ □ □ □ □ □ □ │

   3│□ □                   2  □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ │

   2│□ □                1  □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ │

   1│□ □                □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ □ │

   0└———北大未名站 本日新增人口统计——2021年02月24日23:57:22 星期三———┘

      00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23

                     1 □ =   1     本日申请新帐号人数：111