06. Operations between numbers

using System;

public class Program
{
    public static void Main()
    {
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        int num1 = int.Parse(Console.ReadLine());
        int num2 = int.Parse(Console.ReadLine());
        string symbol = Console.ReadLine();

        double result = 0;

        switch (symbol)
        {
            case "+":
                result = num1 + num2;
                break;
            case "-":
                result = num1 - num2;
                break;
            case "*":
                result = num1 * num2;
                break;
            case "/":
                if (num2 == 0)
                {
                    Console.WriteLine($"Cannot divide {num1} by zero");
                }
                else
                {
                    result = (double)num1 / num2;
                }
                break;
            case "%":
                if (num2 == 0)
                {
                    Console.WriteLine($"Cannot divide {num1} by zero");
                }
                else
                {
                    result = num1 % num2;
                }
                break;
        }

        if (symbol == "+" || symbol == "-" || symbol == "*")
        {
            if (result % 2 == 0)
            {
                Console.WriteLine($"{num1} {symbol} {num2} = {result} - even");
            }
            else
            {
                Console.WriteLine($"{num1} {symbol} {num2} = {result} - odd");
            }
        }
        else if (symbol == "/" && num2 != 0)
        {
            Console.WriteLine($"{num1} {symbol} {num2} = {result:f2}");
        }
        else if (symbol == "%" && num2 != 0)
        {
            Console.WriteLine($"{num1} {symbol} {num2} = {result}");
        }

    }
}