public static void testExplicitGenericInterface()
 {
     IExplicitGenInterface <int> iface = new ExplicitInterfaceGenImpl <int>();
     var a = iface.identity(3);
 }
 public static void testExplicitGenericInterface()
 {
     IExplicitGenInterface<int> iface = new ExplicitInterfaceGenImpl<int>();
     var a = iface.identity(3);
 }