/* 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
	{
		// your code goes here
		double[] d = {0.0, -0.0,
					  -1, 1,
					  Double.MAX_VALUE, Double.MIN_VALUE,
					  Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY,
					  Double.MIN_NORMAL, -Double.MIN_NORMAL,
					  Double.MIN_VALUE, -Double.MIN_VALUE,
					  Double.NaN, -Double.NaN};
		for (double x : d) {
			System.out.println(x-x);
		}
	}
}