using System; using throw_exceptionNamespace; public class runme { static void Main() { Foo f = new Foo(); try { f.test_int(); throw new Exception("Integer exception should have been thrown"); } catch (System.Exception) { } try { f.test_msg(); throw new Exception("String exception should have been thrown"); } catch (System.Exception) { } try { f.test_cls(); throw new Exception("Class exception should have been thrown"); } catch (System.Exception) { } } }