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Problem A: 二叉树的遍历
Problem A: 二叉树的遍历
Time Limit:
1
Sec
Memory Limit:
128 MB
Submit:
1677
Solved:
700
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Description
按照先序创建二叉树,树中结点信息为英文字母A~Z
Input
二叉树的先序序列,空树用#代替
Output
二叉树的先序,中序,后序
Sample Input
Copy
AB##C##
Sample Output
Copy
ABC BAC BCA