日期算法

michelecindy

今天是星期1 ，200天后是星期几?
import java.util.Calendar;public class DateSuanFa {/** * @param args */public static void main(String[] args) {// TODO Auto-generated method stubCalendar c = Calendar.getInstance();c.add(Calendar.DAY_OF_YEAR, 200);System.out.println(c.get(Calendar.DAY_OF_WEEK));try {System.out.format("%1$ tF", c);} catch (Exception e) {// TODO: handle exception}}}