using System;

public partial class _Default : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

var b = Request.QueryString["b"];

if (string.IsNullOrEmpty(b))

{

b = "0,3,5";

}

var a = b;//GetNewBb("2,3,5", b);//没有解决低位重新计算

while (a != "2,3,5")

{

b = a;

a = GetNewVersion("2,3,5", b);

Response.Write(a + "<br />");

}

}

private string GetNewVersion(string max, string current,char separator=',')

{

var a = max.Split(separator);//分割字符

var b = current.Split(separator);//分割字符2

var flag = true;//设第一个大

for (int i = a.Length - ; i > ; i--)

{

if (int.Parse(b[i]) < int.Parse(a[i]))

{

b[i] = (int.Parse(b[i]) + ).ToString();

break;

}

if (i -  >= && int.Parse(b[i-]) < int.Parse(a[i-]))

{

for (var j = i; j < a.Length; j++)

{

b[j] = "";

}

b[i-] = (int.Parse(b[i-]) + ).ToString();

break;

}

}

for (int k = ; k < a.Length-; k++)

{

if (int.Parse(a[k]) < int.Parse(b[k]))

{

flag = false;//说明current是大的如果比较大小，改返回为bool，最后return flag即可

break;

}

}

return string.Join(",", b);

}

}