C# 实现阶乘 (递归,非递归) 实现代码
本文导语: //Main: 代码如下:using System;using System.Collections.Generic;using System.Linq;using System.Text; namespace Factorial{ class Program { static void Main(string[] args) { Function obj = new Function(); Console...
//Main:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Factorial
{
class Program
{
static void Main(string[] args)
{
Function obj = new Function();
Console.WriteLine("Would you like to know which number of Factorial:");
int number = Convert.ToInt32(Console.ReadLine());
Console.WriteLine();
Console.Write("The Fibonacci of {0} is:{1}", number, obj.Factorial(number));
Console.WriteLine();
Console.Write("The FactorialRecursion of {0} is:{1}", number, obj.FactorialRecursion(number));
Console.ReadKey();
}
}
}
//Class:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace Factorial
{
class Function
{
///
/// Factorial定义为:
/// ┌ 1 n=0
/// N!=│
/// └ n(n-1)! n>0
///
///
///
public int Factorial(int number)
{
if (number != 0)
{
return number * Factorial(number - 1);
}
else if (number == 0)
{
return 1;
}
return number;
}
public int FactorialRecursion(int number)
{
int F = 1;
for (int i = 1; i