/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;

/* Name of the class has to be "Main" only if the class is public. */
public class Main {

    public static void main(String[] args){
        Test[] arr_t = new Test[1];
        arr_t[0] = new Test(10);
        Test[] an_arr = arr_t.clone(); 
        an_arr[0]= new Test(5);
        System.out.println(an_arr[0].test); //5
        System.out.println(arr_t[0].test);  //10
    }

    public static class Test{
        public int test;
        public Test(int test) {
            this.test = test;
        }
    }
}