[Jumpstart C#] Console HMWRK - sum

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApplication4
{
    class Sum
    {
        static void Main(string[] args)
        {
            Console.Write("number1= ");
            string number1 = Console.ReadLine();
            Console.Write("number2= ");
            string number2 = Console.ReadLine();
            Console.Write("number3= ");
            string number3 = Console.ReadLine();

            int num1 = Int32.Parse(number1);
            int num2 = Int32.Parse(number2);
            int num3 = Int32.Parse(number3);

            int sum = num1 + num2 + num3;
            Console.WriteLine("The sum of {0}, {1} and {2} is {3}", num1, num2, num3, sum);
        }
    }
}