package ztest;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Random;
import java.lang.*;
import java.text.SimpleDateFormat;
public class Testrandom {
public static void main(String[] args) {
Date date=new Date();
Calendar calendar = new GregorianCalendar();
calendar.setTime(date);
calendar.add(calendar.DATE,1);
calendar.set(2021, 0, 1);
System.out.println(calendar.get(calendar.YEAR));;
date=calendar.getTime();
SimpleDateFormat time = new SimpleDateFormat("yyyy/MM/dd");
System.out.println( time.format(date));
}
}