/* 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
	{
		System.out.println(convert("0.25"));
		System.out.println(convert("-0.25"));
 
	}
 
	public static String convert(String input) {
 
	    double number = Double.parseDouble(input);
	    long longBits = Double.doubleToLongBits(number);
	    String result = Long.toBinaryString(longBits);
 
		return result;
    }
 
}