using System;
namespace ConsoleApplication1.FPTest


{

/**//// <summary>
/// FPTest 的摘要说明。
/// </summary>
public class FPTest

{

public static void Main()
{
FPTest t = new FPTest();
Console.WriteLine(t.Sum(new Term(t.Cube),1,new Next(t.Inc),4).ToString());
}
public FPTest()

{
//
// TODO: 在此处添加构造函数逻辑
//
}
public delegate Int32 Term(Int32 x);
public delegate Int32 Next(Int32 n);
public delegate Object MyParse(String result);

public Object Int32Parse(String result)
{
return Int32.Parse(result);
}

public void Change(MyParse parse,String result)
{
//
Console.WriteLine(parse(result));
}

public Int32 Sum(Term term,Int32 a, Next next,Int32 b)
{
if (a>b)
return 0;

else
{
return term(a) + Sum(term,next(a),next,b);
}
}

private Int32 Inc(Int32 n)
{
return n + 1;
}

private Int32 Cube(Int32 x)
{
return x*x*x;
}
}
}
posted @
2005-02-18 15:19
光阴四溅
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