2016_April_24 Operations Numbers

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

namespace Operatioans
{
    class Program
    {
        static void Main(string[] args)
        {
            var N1 = double.Parse(Console.ReadLine());
            var N2 = double.Parse(Console.ReadLine());

            string operat = Console.ReadLine();

            if (operat=="+")
            {
                var sum = N1 + N2;
                if (sum%2==0)
                {
                    Console.WriteLine("{0} {1} {2} = {3} - even", N1, operat, N2, sum);
                }
                else
                    Console.WriteLine("{0} {1} {2} = {3} - odd", N1, operat, N2, sum);
            }

            if (operat == "-")
            {
                var sum = N1 - N2;
                if (sum % 2 == 0)
                {
                    Console.WriteLine("{0} {1} {2} = {3} - even", N1, operat, N2, sum);
                }
                else
                    Console.WriteLine("{0} {1} {2} = {3} - odd", N1, operat, N2, sum);
            }

            if (operat == "*")
            {
                var sum = N1 * N2;
                if (sum % 2 == 0)
                {
                    Console.WriteLine("{0} {1} {2} = {3} - even", N1, operat, N2, sum);
                }
                else
                    Console.WriteLine("{0} {1} {2} = {3} - odd", N1, operat, N2, sum);
            }

            if (operat=="/")
            {

                if (N2!=0)
                {
                Console.WriteLine("{0} {1} {2} = {3:f2}", N1, operat, N2, N1/N2);
                }
                else
                Console.WriteLine("Cannot divide {0} by zero", N1);
            }

            if (operat == "%")
            {
                if (N2 != 0)
                {
                    Console.WriteLine("{0} {1} {2} = {3}", N1, operat, N2, N1 % N2);
                }
                else
                  Console.WriteLine("Cannot divide {0} by zero", N1);
            }

        }
    }
}