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

public class GMTtoCET{
	public static void main(String args[]){
		Date date = new Date();
		DateFormat cetFormat = new SimpleDateFormat();
	    DateFormat gmtFormat = new SimpleDateFormat();
	    TimeZone gmtTime = TimeZone.getTimeZone("GMT");
	    TimeZone cetTime = TimeZone.getTimeZone("CET");
		cetFormat.setTimeZone(gmtTime);
	    gmtFormat.setTimeZone(cetTime);
	    System.out.println("GMT Time: " + cetFormat.format(date));
	    System.out.println("CET Time: " + gmtFormat.format(date));
	}
}