using System;
using System.Reflection;
publicclass Program
{
staticvoid Main()
{
Type type;
type = typeof(System.Nullable<>);
Console.WriteLine(type.ContainsGenericParameters);
Console.WriteLine(type.IsGenericType);
type = typeof(System.Nullable<DateTime>);
Console.WriteLine(!type.ContainsGenericParameters);
Console.WriteLine(type.IsGenericType);
}
}