/* 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
	{

		List < double[] > arr = new ArrayList <>();
		
		double[] anArray = new double[ 10 ];
		arr.add( anArray );
		
		System.out.println( arr.get( 0 ).getClass().getCanonicalName() );

	}
}