NaN NaN NaN

JavaNaN.java

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

/* Name of the class has to be "Main" only if the class is public. */
class Main
{
	public static void main (String[] args) throws java.lang.Exception
	{
		// your code goes here
		ArrayList x = new ArrayList<Double>(Arrays.asList(1.0, Double.NaN, 2.0, 1.0, 99.0, 3.0, 4.0, 5.0));
		Collections.sort(x);
		Collections.reverse(x);
		for(int i=0; i<x.size(); i++) {
			System.out.println(x.get(i));
		}
		System.out.println(0.0/0.0);
		System.out.println(); 
		double yo = 0.0/0.0;
		System.out.println(yo * 0.23);
	}
}