/* 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. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		ArrayList<String> a = new ArrayList<String>();
 
	     //Adding elements to the ArrayList
	     a.add("ru");
	     a.add("stack");
	     a.add("over");
	     a.add("flow");
	     System.out.println("ArrayList: "+a);
 
	     ArrayList<String> b = (ArrayList<String>)a.clone();
	     System.out.println("copy of ArrayList: "+ b);  
	}
}

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