How to get lexicographical order using recursion

#1

I’m able to get all the subsequences of a string but how to print them in lexicographical order ?

#2

Try sorting the input first.
You can convert a string into a character array using the inbuilt method toCharArray()
Suppose a string, s
char[] arr = s.toCharArray();

You can now sort this array and then obtain the result :slight_smile:

#3

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