/* 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
	{
		Animal myAnimal = null;
		try{
			System.out.println(myAnimal.toString());
		} catch (NullPointerException e){
			System.out.println("Null pointer you derp!");
		}
	}
}

class Animal{
	private String type;
	
	public Animal(String type){
		this.type = type;
	}
	
	public String toString(){
		return type;
	}
	
}