Permutations of a string

Question

public class Permute {
    public static void main(String[] args) throws IOException {
        System.out.println(\"Enter a string\");
        BufferedReader bufReader =         


        

Answer 1

Try change your shuffle:

public static void shuffle(String dummy, String input){
    if(input.length() <= 1)
        System.out.println(dummy+input);
    else{
        for(int i=0; i