using System;

//Write a C# program to print on screen the result of adding, subtracting,
//multiplying and dividing two numbers typed by the user.
//The remainder of the division must be displayed, too.
//It might look like this:
//Enter a number: 12
//Enter another number: 3
//12 + 3 = 15
//12 - 3 = 9
//12 x 3 = 36
//12 / 3 = 4
//12 mod 3 = 0
class SeveralOperations
{
    static void Main()
    {
        int[] nums = new int[2];
        int sumary = 0;
        int substraction = 0;
        int multiply = 0;
        int? devision;
        int? modul;
        for (int i = 0; i < 2; i++)
        {
            Console.WriteLine("Enter number: ", i + 1);
            int number = int.Parse(Console.ReadLine());
            nums[i] = number;
        }
        sumary = nums[0] + nums[1];
        substraction = nums[0] - nums[1];
        multiply = nums[0] * nums[1];
        devision = nums[0] / nums[1];
        modul = nums[0] % nums[1];

        Console.WriteLine("{0}\n{1}\n{2}\n{3}\n{4}\n", sumary, substraction, multiply, devision, modul);

    }
}