1505: 二叉树遍历(flist)

Memory Limit:128 MB Time Limit:1.000 S
Judge Style:Text Compare Creator:
Submit:1 Solved:0

Description

Output

输出文件 flist.out 就一行,表示二叉树的先序序列。

Sample Input Copy

DBEAC
ABCDE

Sample Output Copy

ABDEC