mixingArray

import java.util.ArrayList;
import java.util.Collections;
import java.util.Random;

/**
 * Created by alex on 11.02.16.
 */
public class MixingArray {
    private static ArrayList<String> arrayTeam = new ArrayList();
    private static int id0, id1;

    public static void main(String[] args) {
        Random random = new Random();

        for (int i = 62; i < 72; i++) {
            arrayTeam.add("" + (char) i);
        }

        System.out.println(arrayTeam);

        for (int i = 0; i < arrayTeam.size(); i++) {
            id0 = random.nextInt(arrayTeam.size());
            id1 = random.nextInt(arrayTeam.size());
            Collections.swap(arrayTeam, id0, id1);
        }

        System.out.println(arrayTeam);
    }

}