Hi, i was writing a program to make permutations of strings, but I ran into a snag and can't figure out what's wrong. It prints out the permutated strings, but some of them are duplicates.
I attached the source
Thanks for the help.
Answered by iamthwee 1,547 in a post from
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This might not be of help if this is homework.
Why bother reinventing the wheel?
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