1. You are given a word (may have one character repeat more than once).
2. You are required to generate and print all arrangements of these characters.
Note -> Use the code snippet and follow the algorithm discussed in question video. The judge can't
force you but the intention is to teach a concept. Play in spirit of the question.
Input Format
Input is managed for you
Output Format
Check the sample ouput and question video.
Constraints
0 < str.length() <= 4
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
aabb
Output
aabb abab abba baab baba bbaa