import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;

public class JI9056898 {

	public static void main(String[] args) throws IOException {
		URL obj = new URL("https://sis.redsys.es/sis/realizarPago"); 
		HttpURLConnection con = (HttpURLConnection) obj.openConnection(); 
		con.setRequestMethod("GET"); 
		int responseCode = con.getResponseCode(); 

	}

}