1 public class Randomer { 2  3     public static void main(String[] args) { 4         Random rand = new Random(); 5         System.out.println(rand.nextInt(3)+1); 6          7         int[] a = {1, 1, 1, 1, 4, 4, 4, 5, 5, 7, 7, 7, 9}; 8         int start = 0; 9         int position;10         for (int i = 0; i < a.length; i++) {11             if (a[i] != a[start]) {12                 position = getRandomBetweenAB(start, i);13                 System.out.println(position + " : " + a[position]);14                 start = i;15             }16         }17         position = getRandomBetweenAB(start, a.length);18         System.out.println(position + " : " + a[position]);19     }20     21     private static int getRandomBetweenAB(int a, int b) {22         Random rand = new Random();23         return (rand.nextInt(b - a) + a);24     }25 }