/* 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
{
	private static <T> T getNull() { return null; }
	
	public static void main (String[] args)
	{
		Object o = getNull();
		Integer i = getNull();
		Ideone io = getNull();
		
		Object f = Ideone.<Float>getNull();
	}
}