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

class Tipusv {
	public static void main(String args[]) throws IOException {
		System.out.println("Hi");
			
		InputStreamReader befolyam = new InputStreamReader(System.in);
		BufferedReader be = new BufferedReader(befolyam);
		
		String s = be.readLine();

		NumberFormat df = NumberFormat.getInstance();
		Number a = 0;
		
		try {
			a = df.parse(s);
			System.out.println("Szám: " + a.doubleValue());
		} catch(Exception e) {
			System.out.println("Nem megfelelő formátum" );
		}

		System.in.read();
	}
}