//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            //Your code goes here
            int num = 20;
            if ( num % 2 == 0){
            Console.WriteLine("número é par!");}
            else{
            Console.WriteLine("número é ímpar");}
        }
    }
}