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LONGEST INCREASING SUBSEQUENCE #40

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@akshitagupta15june

Description

@akshitagupta15june

Find the length of the longest subsequence in a given array A of integers such that all elements of the subsequence are sorted in strictly ascending order.
Input Format

The first line contains a single integer n.
Next line contains n space separated numbers denoting the elements of the array.
Constraints

0 < n< 105
0 < Ai < 105
Output Format

Print a single line containing a single integer denoting the length of the longest increasing subsequence.
Sample Input

6
50 3 10 7 40 80

Sample Output

4

Explanation

The longest subsequence in test case is - 3,7,40,80

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