Data Type Solution in C#

This Page Contains the Solution in C# Programming Language for the Day 1 : Data Type, Code Challange of the HackerRank 30 Days of Code.

using System;
using System.Collections.Generic;
using System.IO;

class Solution 
{
    static void Main(String[] args) 
    {
        int i = 4;
        double d = 4.0;
        string s = "HackerRank ";
        // Declare second integer, double, and String variables.
        int j;              //Integer
        double e;           //Double
        string NewString;   //String        
        // Read and save an integer, double, and String to your variables.
        j = Convert.ToInt32(Console.ReadLine());
        e = Convert.ToDouble(Console.ReadLine());
        NewString = Console.ReadLine();
        // Print the sum of both integer variables on a new line.
        Console.WriteLine(j + i);
        // Print the sum of the double variables on a new line.
        Console.WriteLine("{0:F1}", d + e);
        // Concatenate and print the String variables on a new line
        // The 's' variable above should be printed first.
        Console.WriteLine(s + NewString);
    }
}