Reverse a string using Recursion

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Below is a recursive code to reverse a string

 * Just a snippet to explain the idea of recursion

public class Reverse {
    public static void main (String args[]) {
        String string = "hello world";
        System.out.println(reverse(string)); //prints dlrow olleh

    public static String reverse(String s) {
        if (s.length() == 1) {
            return s;
        return reverse(s.substring(1)) + s.charAt(0);

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