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Longest Bitonic Subsequence

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1. You are given a number n, representing the number of elements.
2. You are given n numbers, representing the contents of array of length n.
3. You are required to print the length of longest bitonic subsequence of array.
Note -> bitonic subsequence begins with elements in increasing order, followed by elements in decreasing order.
Input Format
A number n
.. n more elements
Output Format
A number representing the length of longest increasing subsequence of array.
Question Video
Constraints
0 <= n <= 20
0 <= n1, n2, .. <= 100
Sample Input
10
10
22
9
33
21
50
41
60
80
1
Sample Output
7


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