using System;

public class Program

{

    public static void Main()

    {

        int num = 0;

        Console.WriteLine("The first 10 natural numbers are:");

        Console.WriteLine(" ");

        while (num < 10)

        {

            num++;

            Console.Write(num + " ");

        }

        Console.WriteLine(" ");

        Console.WriteLine(" ");

        Console.Write("Sum of the first 10 natural numbers are: 1");

        int num1 = 1;

        int sum = 1;

        while (num1 < 10)

        {

            num1++;

            sum += num1;

            Console.Write(" + " + num1);

        }

        Console.Write(" = " + sum);

    }

}