using System;

public class Program

{

    public static int swapcount=0;

    public void swap(int[] arr)

    {

        for(int i=0;i<arr.Length-1;i++)

        {

            int minidex=i;

            int start=i+1;

            bool found=false;

            while(start<arr.Length)

            {

                if(arr[minidex]>arr[start])

                {

                    minidex=start;

                    found=true;

                }

                start++;

            }

            if(found==true)

            {

                Console.WriteLine("{0},{1},",arr[i],arr[minidex]);

                int swap=arr[i];

                arr[i]=arr[minidex];

                arr[minidex]=swap;

                swapcount++;

            }       

        }

        for(int i=0;i<arr.Length;i++)

        {

            Console.Write("{0},",arr[i]);

        }

        Console.WriteLine();

        Console.WriteLine(swapcount);

    }

    public static void Main()

    {

        int[] arr = new int[]{1, 3, 4, 5, 6};

        Program p=new Program();

        p.swap(arr);

    }

}

​

​