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zgxxx
V2EX  ›  问与答

做了一道面试题，求解答：前序 ABCD,中序 CBDA，求后序？这题目有问题吧，解不出啊

  •   
  •   zgxxx · Mar 6, 2019 · 1328 views
    This topic created in 2614 days ago, the information mentioned may be changed or developed.

    怎么排都解不出，最后浪费好长时间放弃了，是我记错了吗？

  • cbda
  • abcd
  • 序
  • 试题
    1 replies
    HULKSUN
        1
    HULKSUN  
       Mar 6, 2019 via Android
    A
    ∧
    B
    ∧
    C D
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