using System;

public class Program

{

    public static void Main()

    {

        int[] keys = {6,4 ,10,3,0,1};

        int temp = 0;

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

            for(int j= i+1; j < keys.Length; j++)

            {

            if(keys[i]> keys[j])

            {

                temp = keys[i];

                keys[i] = keys[j];

                keys[j] = temp;

            }

            }

        }

        foreach(var item in keys)

        {

            Console.WriteLine(item);

        }

    }

    }

​

​