using System;

using System.Collections.Generic;

namespace FunctionsandMethods

{

public class Program

{

    public static void Main( string [] args)

    {

        Console.WriteLine("Hi there! This program is going to calculate the volumes of four, three dimensional shapes, based on your input measurements. Press enter to start!");

        Console.ReadLine();

        Console.WriteLine("Your first 3D shape is a sphere. Enter the radius of your sphere:");

        //input radius of the sphere

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

        //direct to sphere function to calculate the volume of the shape with the given variables 

        sphere( radiusS);

        Console.WriteLine("Now, we are going to find the volume of your rectangular prism. First, enter the length of your rectangular prism:");

        //input length of the prism

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

        Console.WriteLine("Now, enter the width of your rectangular prism:");

        //input width of prism

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

        Console.WriteLine("Finally, please enter the height of your rectangular prism:");

        //receive heigth of the prism

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

        //direct to the rectangular prism function to calculate volume of the prism with the given variables

        rectangularP( heightR, widthR, lengthR);

        Console.WriteLine("Now, we are going to find the volume of your cylinder. First, please enter the radius of your cylinder:");

        //input the radius of the cylinder 

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

        Console.WriteLine("Finally, please enter the height of your cylinder:");

        //receive the height of the cylinder

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

        //direct to the cylinder function to calculate the volume with the given variables

        cylinder( heightC, radiusC);

        Console.WriteLine("The last 3D shape we are going to find the volume of is your pyramid! First, please enter the height of your pyramid:");

        //receive the height of the pyramid

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

        Console.WriteLine("Now, please enter the width of your pyramid:");

        //receive the width of the pyramid

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

        Console.WriteLine("Finally, please enter the length of you pyramid:");

        //receive the length of the pyramid

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

        //direct to the function to calculate the volume using the inputed variables

        pyramid( heightP, widthP, lengthP);

​

​

​

​

​

    }

    public static void sphere( int radiusS)

    {

        //equation for the volume of a sphere

         Console.WriteLine("The volume of your sphere is " + ((4.0 / 3.0) * Math.PI * (Math.Pow(radiusS, 3))) + "! Press enter for the next shape!");

         Console.ReadLine();

        return;

    }

    public static void rectangularP( int heightR, int widthR, int lengthR)

    {

        //equation for the volume of a rectanglular prism

        Console.WriteLine("The volume of your rectangular prism is " + (heightR * widthR * lengthR) + "! Press enter for the next shape!");

        Console.ReadLine();

        return;

    }

    public static void cylinder( int radiusC, int heightC)

    {

        //equation for the volume of a cylinder

        Console.WriteLine("The volume of your cylinder is " + (Math.PI * (Math.Pow(radiusC, 2)) * heightC) + "! Press enter for the last shape!");

        Console.ReadLine();

        return;

    }

    public static void pyramid( int heightP, int widthP, int lengthP)

    {

        //eqution for the volume of a pyramid

        Console.WriteLine("The volume of your pyramid is " + ((lengthP * heightP * widthP)/3) + "!");

        Console.WriteLine("The program will now self-destruct. Have a nice day!");

    }

}

}