import java.util.*;
import java.io.*;

/**
 *  This program is the exsample of making a file whose name is date.
 */

class MakeDateFile{

    public void MakeFile(){
	
	String filename;
	Calendar cl =  Calendar.getInstance();
	
	int year =cl.get(Calendar.YEAR);
	int month =cl.get(Calendar.MONTH);
	int day =cl.get(Calendar.DAY_OF_MONTH);

	int january = Calendar.JANUARY;
	int february =Calendar.FEBRUARY;
	int march = Calendar.MARCH;
	int april = Calendar.APRIL;
	int may = Calendar.MAY;
	int june = Calendar.JUNE;
	int july = Calendar.JULY;
	int august = Calendar.AUGUST;
	int october = Calendar.OCTOBER;
	int november = Calendar.NOVEMBER;
	int september = Calendar.SEPTEMBER;
	int december = Calendar.DECEMBER;
	
	if(month == january){
	    month=1;
	}
	else if(month == february){
	    month=2;
		}
	else if(month == march){
	    month=3;
		}
	else if(month == april ){
	    month=4;
		}
	else if(month == may){
	    month=5;
		}
	else if(month == june){
	    month=6;
		}
	else if(month == july){
	    month=7;
		}
	else if(month == august){
	    month=8;
		}
	else if(month == september){
	    month=9;
		}
	else if(month == october){
	    month=10;
		}
	else if(month ==november ){
	    month=11;
		}
	else if(month ==december ){
	    month=12;
	}
	
	int ret = year*10000+month*100+day;
	Integer date = new Integer(ret);
	
	filename=date.toString();

	try{
	    FileWriter fw = new FileWriter("./"+filename);
	    fw.close();
	}catch(Exception e){	    
	}
    }
    
    public static void main(String args[]){
	
	if(args.length!=0){
	    System.err.println("usage:Java MakeDateFile ");
	}
	
	MakeDateFile mkf = new MakeDateFile();
	mkf.MakeFile();
	
    }
}