using System;

public class Program

{

    public static void Main()

    {

        int large = 0;

        int small = 100;

        int[] x = {5,2,8,12,1,19,4,0,21,5};

        foreach (int i in x)

        {

            if (large < i)

            {  large = i;  }

        }

        foreach (int i in x)

        {

            if (small > i)

            { small = i; }

        }

        Console.WriteLine("The largest number among the 10 numbers is " + large);

        Console.WriteLine("The smallest number among the 10 numbers is " + small);

    }

}