1. You are given a number n, representing the count of elements. 2. You are given n numbers. 3. You are required to print all subsets of arr. Each subset should be on separate line. For more clarity check out sample input and output.
Input Format
A number n n1 n2 .. n number of elements
Output Format
[Tab separated elements of subset] .. All subsets
Constraints
1 <= n <= 10 0 <= n1, n2, .. n elements <= 10^3
Notice
Try First, Check Solution later
1. You should first read the question and watch the question video.2. Think of a solution approach, then try and submit the question on editor tab.3. We strongly advise you to watch the solution video for prescribed approach.Example
Input
3 10 20 30
Output
- - - - - 30 - 20 - - 20 30 10 - - 10 - 30 10 20 - 10 20 30