using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Number Multiplier Program");

​

        Console.WriteLine("Give me your first number: ");

        string strNum1 = Console.ReadLine();

        double num1 = double.Parse(strNum1);

​

        Console.WriteLine("What's you operator?");

        string op = Console.ReadLine();

​

        Console.WriteLine("Give me your second number: ");

        string strNum2 = Console.ReadLine();

        double num2 = double.Parse(strNum2);

​

        double result = 0;

​

        if (op == "+") result = num1 + num2;

        else if (op == "-" || op == "subtract") result = num1 - num2;

        else if (op == "*") result = num1 * num2;

        else if (op == "/") result = num1 / num2;

        else Console.WriteLine("Please enter a valid operator");

        Console.WriteLine($"Your result is {result}!");

    }

}