编辑代码

using System;

public class HelloWorld
{
    public static void Main()
    {
       //JSRUN引擎2.0，支持多达30种语言在线运行，全仿真在线交互输入输出。
        Console.WriteLine("HELLO world!     - cs.jsrun.net ");
        decimal num = (decimal)5555.5555;

        Console.WriteLine("-------------------");
        Console.WriteLine(num.ToString("P"));
        Console.WriteLine(num.ToString("N"));
        Console.WriteLine(num.ToString("C"));
        Console.WriteLine(num.ToString("F"));
        Console.WriteLine(num.ToString("G"));

        Console.WriteLine("-------------------");
        Console.WriteLine(num.ToString("P2"));
        Console.WriteLine(num.ToString("N2"));
        Console.WriteLine(num.ToString("C2"));
        Console.WriteLine(num.ToString("F2"));
        Console.WriteLine(num.ToString("G2"));
    }
}