Crack the series
Easy Accuracy: 41.24% Submissions: 1367 Points: 2

Given the series as follows 2 2 4 8 16 512....... Identify the Nth term of the series. Answers can be very large use BigInt in Java.

Example 1:

Input: N = 1
Output: 2 
Explanation: First term of the series is 2.

Example 2:

Input: N = 2
Output: 2
Explanation: Second term of the series is 2. 

Your Task:  
You dont need to read input or print anything. Complete the function NthTerm() which takes N as input parameter and returns the Nth term of the series.

Expected Time Complexity: O(logn*logn)
Expected Auxiliary Space: O(1)

1<= N <=12

We are replacing the old Disqus forum with the new Discussions section given below.
Click here to view old Disqus comments.

to report an issue on this page.


We strongly recommend solving this problem on your own before viewing its editorial. Do you still want to view the editorial?


All Submissions

My Submissions:

Login to access your submissions.

Crack the series

Output Window