Binary C# Exercise - C# Programming Course

 Lesson

Basic Data Types

 Exercise

Binary

 Objetive

Create a C# program that asks the user for a decimal number and displays its equivalent in binary form. It should be repeated until the user enters the word "end." You must not use "ToString", but succesive divisions.

 Example Code

using System;
public class exercise69
{
    public static void Main()
    {
        string answer;
        string result;
        do
        {
            Console.Write("Number to convert (or \"end\")? ");
            answer = Console.ReadLine();

            if (answer != "end")
            {
                int n = Convert.ToInt32(answer);
                result = "";
                while (n > 1)
                {
                    int remainder = n % 2;
                    result = Convert.ToString(remainder) + result;
                    n /= 2;
                }
                result = Convert.ToString(n) + result;
                Console.WriteLine("Binary: {0}", result);
            }
        }
        while (answer != "end");
    }
}

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