/* package whatever; // don't place package name! */

import java.util.*;
import java.lang.*;
import java.io.*;
import java.text.SimpleDateFormat;
import java.util.Calendar;

/* 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
	{
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd ");
		Calendar cal = Calendar.getInstance();
		// get starting date
		cal.add(Calendar.DAY_OF_YEAR, -6);
		
		// loop adding one day in each iteration
		for(int i = 0; i< 6; i++){
		    cal.add(Calendar.DAY_OF_YEAR, 1);
		    System.out.println(sdf.format(cal.getTime()));
		}
	}
}