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

public class vfunction
{
	static final int YEAR=2001;
	

	public static void main(String []args) throws IOException
	{
		int age;

		System.out.print("Please enter your age this year: ");

		BufferedReader in = new BufferedReader 
		(new InputStreamReader(System.in)); 
		//need this to read from the keyboard

		age=Integer.parseInt(in.readLine());
		//take what user types and translate it into an int

		year_of_birth(age);//function call		
	}

	public static void year_of_birth(int age)
	{
		int yob=YEAR-age;
		System.out.println("You were born in: "+yob);

	}

}