Write a program for the below.
Input: ab
Output: ab, ba

Input: abc
Output: abc, acb, bac, bca, cab, cbc

Question

Write a program for the below.
   Input: ab   
   Output: ab, ba
   
   Input: abc
   Output: abc, acb, bac, bca, cab, cbc

Rajib Mukherjee · Accepted Answer

import java.util.Scanner;

/**
 * Write a program for the below. Input: ab Output: ab, ba Input: abc Output: abc, acb, bac, bca, cab, cba
 * @author uspn
 */

public class StringPermutation {
	
	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		
		System.out.println("Enter your test string : ");
		String str = sc.nextLine();
		printPermutation(str);
	}
	
	private static void printPermutation(String str) {
		String result = "";
		permutation(str, result);
	}

	private static void permutation(String str, String result) {
		if(str.length() == 0) {
			printString(result);
		}
		
		for(int i=0; i

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