using System;

namespace firstApp          

{

class Program

{

    static void Main(string[] args)

    {

        float salesPercentage;

        Console.WriteLine("Enter sales percentage: ");

        salesPercentage = Convert.ToSingle(Console.ReadLine());

        float profitPercentage = 25.6F;

        decimal medicineamount = 120.752M;

        double academicPercentage = 80.94;

        string message;

        Console.Write("Enter the message: ");

        message = Console.ReadLine();

        Console.WriteLine(); //write in the same line

        Console.WriteLine("Printing variable values"); //write line is to print in the next line

    }   

}   

}

​

​

//by default boolean is false

//by default reference is null

//value type is on stack and reference type is on heap

//converting a value type to reference type is boxing and reference type to value type is unboxing