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

namespace Training
{
    class Program
    {
        static void Main(string[] args)
        {
            double N1 = int.Parse(Console.ReadLine());
            double N2 = int.Parse(Console.ReadLine());
            char sign = Console.ReadLine()[0];


            if (sign == '+' || sign == '-' || sign == '*')
            {
                double sumPlus = N1 + N2;
                double sumMinus = N1 - N2;
                double sumMultiple = N1 * N2;

                if (sumPlus % 2 == 0 && sumMinus % 2 == 0 && sumMultiple % 2 == 0)
                {
                    switch (sign)
                    {
                        case '+':
                            Console.WriteLine($"{N1} {sign} {N2} = {sumPlus} - even");
                            break;

                        case '-':
                            Console.WriteLine($"{N1} {sign} {N2} = {sumMinus} - even");
                            break;

                        case '*':
                            Console.WriteLine($"{N1} {sign} {N2} = {sumMultiple} - even");
                            break;
                    }
                }
                else
                {
                    switch (sign)
                    {
                        case '+':
                            Console.WriteLine($"{N1} {sign} {N2} = {sumPlus} - odd");
                            break;

                        case '-':
                            Console.WriteLine($"{N1} {sign} {N2} = {sumMinus} - odd");
                            break;

                        case '*':
                            Console.WriteLine($"{N1} {sign} {N2} = {sumMultiple} - odd");
                            break;
                    }
                }
            }
            else if (sign == '/')
            {
                double sumDivide = N1 / N2;
                if (N2 == 0)
                {
                    Console.WriteLine($"Cannot divide {N1} by zero");
                }
                else
                {
                    Console.WriteLine($"{N1} {sign} {N2} = {sumDivide:f2}");
                }

            }
            else if (sign == '%')
            {
                double sumModule = N1 % N2;
                if (N2 == 0)
                {
                    Console.WriteLine($"Cannot divide {N1} by zero");
                }
                else
                {
                    Console.WriteLine($"{N1} {sign} {N2} = {sumModule}");
                }
            }
        }
    }
}