String Permutations using Java

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In this video, we'll learn about a recursive technique to find the permutations of any given word.

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I have question. Can you explaing how the code returning Array of strings in "getPermutations" method because inside the code in the loop I can't trace when the strings are formed only indecies are updated ???? Please can yuo explain it to me???

vahidhasanov
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I wonder who are the three people who have downvoted this !!

singhalvikash
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I'd like to give an honest review .... u explained the algo/concept very well but the code. It was like you are coding and explaining urself, TBH i didn't get it, please consider from next time.

kravishankar
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