#6336. 有多少种二叉树
-
ID: 6336
Type: Default
1000ms
256MiB
Tried: 0
Accepted: 0
Difficulty: (None)
Uploaded By:
有多少种二叉树
Description
输入n(1<n<13)，求n个结点的二叉树有多少种形态
Input Format
整数n
Output Format
答案
3
5