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

namespace OperationsBetweenNumbers
{
    class OperationsBetweenNumbers
    {
        static void Main(string[] args)
        {
            double n1 = double.Parse(Console.ReadLine());
            double n2 = double.Parse(Console.ReadLine());
            char symbol = char.Parse(Console.ReadLine());
            double result = 0;
            double ostatak = 0;
            string evenORodd = string.Empty;
;
            if (symbol == '+' || symbol =='-' || symbol == '*')
            {
                if (n1 % 2 == 0 && n2 % 2 == 0)
                {
                    evenORodd = "even";
                    Console.WriteLine($"{n1}{symbol}{n2} = {result} - {evenORodd}");
                }
                else if (n1 % 10 == 5 && n2 % 10 == 5)
                {
                    evenORodd = "odd";
                    Console.WriteLine($"{n1}{symbol}{n2} = {result} - {evenORodd}");
                }
            }
            else if (symbol == '/') Console.WriteLine($"{n1} / {n2} = {Math.Round(result,2)}");
            else if (symbol == '%') Console.WriteLine($"{n1} % {n2} = {ostatak}");
            else if (symbol == '/' || symbol == '%' && n2 != 0) Console.WriteLine($"Cannot divide {n1} by zero");

        }
    }
}