Prompt hello

import java.io.IOException;
import java.util.Scanner;

public class Main
{
    public static void main(String[] args)
    {
        Scanner scan = new Scanner(System.in);
        System.out.println("Il tuo nome?");
        String nome = scan.nextLine();

        String saluta = String.format("echo \"Ciao %s! Come stai?\"", nome);
        String colore = "color 0b";
        String info = "chdir";

        String cmd = "cmd.exe /c start " + saluta;

        try
        {
            Runtime run = Runtime.getRuntime();
            run.exec(cmd);
            run.exec("colore.bat");
            System.out.println("\n>>> PROMPT <<<");
            System.out.println("\nCmd > " + saluta);
        }
        catch (IOException e)
        {
            e.printStackTrace();
        }

        System.out.printf("\n %s", cmd);
    }
}