﻿using System;

class NullValuesArithmetic
{
    static void Main(string[] args)
    {
        int? null1 = null;
        double? null2 = null;
        Console.WriteLine("Here are the nulls:" + null1 + null2);
        null1 = 1;
        null2 = 3;
        Console.WriteLine("Here are the nulls with some numbers: " + null1 + ' ' + null2);
    }
}


//Problem 12. Null Values Arithmetic

//Create a program that assigns null values to an integer and to a double variable.
//Try to print these variables at the console.
//Try to add some number or the null literal to these variables and print the result.