Ex7_DaysBetween2Days

package javaLoopsMethodsClasses;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Scanner;

public class Ex7_DaysBetween2Days {

    public static void main(String args[]) throws ParseException  {

        Scanner in = new Scanner(System.in);
        String input1 = in.nextLine();
        String input2 = in.nextLine();

        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("dd-MM-yyyy");
        Date date1 = simpleDateFormat.parse(input1);
        Date date2 = simpleDateFormat.parse(input2);

        System.out.println((int)computeDaysBetweenDates(date1, date2));

    }

    public static double computeDaysBetweenDates(Date d1, Date d2) {
        long diff;
        diff = d2.getTime() - d1.getTime();
        return ((double) diff) / (86400.0 * 1000.0);
    }
}