using System;

public class Program

{

    static void sortieren (int[] myArr)

    {

        Array.Sort(myArr);

    }   

    public static void Main(string[] args)

    {

        int[] myArr= new int[5] {1,5,3,8,21};

        sortieren(myArr);

        foreach (int u in myArr)

            {

                Console.WriteLine(u);   

            }

    }   

}