An algorithm that generates a random number of duplicates. __ algorithm

Source: Internet
Author: User
 
Package test;

Import java.util.*;

/**
 * An algorithm that generates a random number of duplicates.
 * */public
class Test2 {public
 static void Main (string[] args) {
  //a set of numbers to sort
  string[] seed = { "A", "B", "C", "D", "E", "F", "G", "H", "I"};
  int len = seed.length;
  String[] result = new String[len];
  Random Random = new Random ();
  for (int i = 0; i < len; i++) {
   //get a position
   int r = random.nextint (len-i);
   Get the value of that position
   result[i] = seed[r];
   Put the last unused number here
   seed[r] = seed[len-1-i];
  }
  SYSTEM.OUT.PRINTLN ("Result:" + arrays.tostring (Result));
 }


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