RectAreaPerimeter

using System;

namespace RectAreaPerimeter
{
    class RectAreaPerimeter
    {
        static void Main(string[] args)
        {
            Console.WriteLine("Enter a random whole number for side A: ");
            int A = int.Parse(Console.ReadLine());
            Console.WriteLine("Enter a random whole number for side B: ");
            int B = int.Parse(Console.ReadLine());
            //calculations
            int S = A * B;
            Console.WriteLine("The rectangle's surface is: " + S);
            int P = (2 * A) + (2 * B);
            Console.WriteLine("The rectangle's perimeter is: " + P);
        }
    }
}