ParseDate

import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;
import java.util.Locale;
import java.util.Scanner;

public class ParseDate {
  private Calendar calendar;
  private DateFormat df;

  public ParseDate(String date) {
    Date sd = null;
    try {
      sd = new SimpleDateFormat("yyyy-MM-dd").parse(date);
    }
    catch (Exception e) {
    }
    calendar = Calendar.getInstance(Locale.JAPAN);
    calendar.setTime(sd);
    df = DateFormat.getDateInstance(DateFormat.FULL, Locale.JAPAN);
  }

  public Calendar getCalendar() {
    return calendar;
  }

  public String getWeek() {
    int week = calendar.get(Calendar.DAY_OF_WEEK);
    if (week == Calendar.MONDAY) return "Monday";
    if (week == Calendar.TUESDAY) return "Tuesday";
    if (week == Calendar.WEDNESDAY) return "Wednesday";
    if (week == Calendar.THURSDAY) return "Thursday";
    if (week == Calendar.FRIDAY) return "Friday";
    if (week == Calendar.SATURDAY) return "Saturday";
    return "Sunday";
  }

  public void add(int days) {
    calendar.add(Calendar.DATE, days);
  }

  @Override
  public String toString() {
    return df.format(calendar.getTime());
  }

  public static void main(String[] args) {
    Scanner in = new Scanner(System.in);
    ParseDate p = new ParseDate(in.next());
    System.out.println(p);
    in.close();
  }
}