ОперацииМеждуЧисла

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace _03.ОперацииМеждуЧисла
{
    class Program
    {
        static void Main(string[] args)
        {
            int num1 = int.Parse(Console.ReadLine());
            int num2 = int.Parse(Console.ReadLine());
            int resultPlus = 0;
            int resultMinus = 0;
            int resultMulty = 0;
            double resultDivide = 0;
            int resultMod = 0;
            string operand = Console.ReadLine();
            if (num2==0)
            {
                Console.WriteLine("Cannot divide {0} by zero",num1);
                return;
            }
            switch (operand)
            {
                case "+": resultPlus = num1 + num2;
                    if (resultPlus%2==0)
                    {
                        Console.WriteLine("{0} + {1} = {2} - even",num1,num2,resultPlus);
                    }
                    else
                    {
                        Console.WriteLine("{0} + {1} = {2} - odd", num1, num2, resultPlus);
                    }
                    break;
                case "-":
                    resultMinus = num1 - num2;
                    if (resultMinus % 2 == 0)
                    {
                        Console.WriteLine("{0} - {1} = {2} - even", num1, num2, resultMinus);
                    }
                    else
                    {
                        Console.WriteLine("{0} - {1} = {2} - odd", num1, num2, resultMinus);
                    }
                    break;

                case "*":
                    resultMulty = num1 * num2;
                    if (resultMulty % 2 == 0)
                    {
                        Console.WriteLine("{0} * {1} = {2} - even", num1, num2, resultMulty);
                    }
                    else
                    {
                        Console.WriteLine("{0} * {1} = {2} - odd", num1, num2, resultMulty);
                    }
                    break;
                case "/":
                    resultDivide = (double)num1 / num2;
                    if (resultDivide / 2 == 0)
                    {
                        Console.WriteLine("{0} / {1} = {2:F2} ", num1, num2, resultDivide);
                    }
                    else
                    {
                        Console.WriteLine("{0} / {1} = {2:F2} ", num1, num2, resultDivide);
                    }
                    break;

                case "%":
                    resultMod= num1 % num2;
                    if (resultMod % 2 == 0)
                    {
                        Console.WriteLine("{0} % {1} = {2} ", num1, num2, resultMod);
                    }
                    else
                    {
                        Console.WriteLine("{0} % {1} = {2} ", num1, num2, resultMod);
                    }
                    break;

                default:
                    break;
            }
        }
    }
}