Words - K Selection - 4
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1. You are given a word (may have one character repeat more than once).Input Format
2. You are given an integer k.
3. You are required to generate and print all ways you can select k characters out of the word.
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 is managed for youOutput Format
Check the sample ouput and question video.Question Video Constraints
0 < str.length() < 15Sample Input
0 < k <= str.length()
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