using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Please enter a number:");

        int num1 = Convert.ToInt32(Console.ReadLine());

        Console.WriteLine("Please enter another number:");

        int num2 = Convert.ToInt32(Console.ReadLine()); 

        Console.WriteLine("Okay, now I will pass those numbers to the sum method");

        sum(num1, num2);

        Console.WriteLine("I'll also pass the numbers to a method with a return type.");

        int total = sum2(num1, num2);

        Console.WriteLine("The sum of your numbers is " + total + ".");

    }

    public static void sum(int num1, int num2){

        int sum = num1 + num2;

        Console.WriteLine("The sum of your numbers is " + sum + ".");

    }

    public static int sum2(int num1, int num2){

        int sum = num1 + num2;

        return sum;     

    }

}