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

class ProvaScanner {
	public static void main(String[] args) {
		Scanner s = new Scanner(System.in);
		s.useLocale(Locale.US);
		PrintWriter p = new PrintWriter(System.out, true);

		try {
			for (;;) {
				try {
					p.println("Inserisci un reale");
					double i = s.nextDouble();
					p.println("Hai inserito " + i);
				} catch (InputMismatchException e) {
					p.println("Input errato");
					s.nextLine();
				}
			}
		} catch (NoSuchElementException e) {
			p.println("Bye");
		}
	}
}