static void Main(string[] args)
{
// create the subject and observers
WeatherData weatherData = new WeatherData();
CurrentConditions conditions = new CurrentConditions(weatherData);
Statistics statistics = new Statistics(weatherData);
Forecast forecast = new Forecast(weatherData);
// create the readings
WeatherMeasurements readings = new WeatherMeasurements();
readings.humidity = 40.5F;
readings.pressure = 20F;
readings.temperature = 72F;
// update the readings - everyone should print
weatherData.UpdateReadings(readings);
// update
readings.pressure = 10F;
weatherData.UpdateReadings(readings);
// update
readings.humidity = 100;
readings.temperature = 212.75F;
readings.pressure = 950;
weatherData.UpdateReadings(readings);
Console.ReadLine();
}