package nya;
import java.util.*;
import java.lang.*;


public class Exp
{
    public static void main(String[] args)
    {
        boolean[][] bool = new boolean[3][4];
        for (int i = 0; i < bool.length-1;i++)
        {
            for (int x = 0; x < bool[i].length -1; x++)
            {
                Random random = new Random();
                boolean val = random.nextBoolean();
                bool[i][x] = val;
            }
        }


        for (int i = 0; i < bool.length-1;i++)
        {
            for (int x = 0; x < bool[i].length - 1; x++)
            {
            if ( bool[i][x]==true)
            {
                System.out.print("[*]");
            }
            else
            {
                System.out.print("[ ]");
            }

            }
        }

    }



}