C#模拟圆周率的算法

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

namespace 圆周率

{

class Program

{

static void Main(string[] args)

{

double count = 0;

var n = 1000;

for (double i = 1; i < n; i++)

{

count += 1 / (i * i);

}

var pi = Math.Pow(count * 6, 0.5);

Console.WriteLine(pi);

Console.ReadKey();

}

}

}

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