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

namespace ConsoleApplication41
{
    class Program
    {
        static void Main(string[] args)
        {
            var n1 = int.Parse(Console.ReadLine());
            var n2 = int.Parse(Console.ReadLine());
            var op = Console.ReadLine();
            string a = "odd";

            if (n1 >= 0 && n2 >= 0)
            {
                if (op == "+")
                {
                    if ((n1 + n2) % 2 == 0) { a = "even"; }
                    Console.WriteLine("{0} + {1} = {2} - {3}", n1, n2, n1 + n2, a);
                }
                else if (op == "-")
                {
                    if ((n1 - n2) % 2 == 0) { a = "even"; }
                    Console.WriteLine("{0} - {1} = {2} - {3}", n1, n2, n1 - n2, a);
                }
                else if (op == "*")
                {
                    if ((n1 * n2) % 2 == 0) { a = "even"; }
                    Console.WriteLine("{0} * {1} = {2} - {3}", n1, n2, n1 * n2, a);
                }
                else if (op == "/")
                {
                    if (n2 == 0 || n1 == 0) { Console.WriteLine("Cannot divide {0} by zero", n1); }
                    else
                    {

                        Console.WriteLine("{0} / {1} = {2} ", n1, n2, Math.Round((double)n1 / n2, 2));
                    }
                }
                else if (op == "%")
                {
                    if (n2 == 0 || n1 == 0) { Console.WriteLine("Cannot divide {0} by zero", n1); }
                    else
                    {
                        Console.WriteLine("{0} % {1} = {2}", n1, n2, n1 % n2);
                    }
                }

            }
        }
    }
}