bonus score

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

namespace _6_Bonus_Score
{
    class Program
    {
        static void Main(string[] args)
        {
            var number = int.Parse(Console.ReadLine());
            var bonusScore = 0.0;


            if (number > 1000)
            {

                bonusScore = number * 0.10;

                if (number % 2 == 0)
                {
                    bonusScore = bonusScore + 1;
                }
                if (number % 10 == 5)
                {
                    bonusScore = bonusScore + 2;
                }
                Console.WriteLine(bonusScore);
                Console.WriteLine(number + bonusScore);
            }


            if (number > 100 && number <= 1000)
            {

                bonusScore = number * 0.20;
                if (number % 2 == 0)
                {
                    bonusScore = bonusScore + 1;
                }
                if (number % 10 == 5)
                {
                    bonusScore = bonusScore + 2;
                }
                Console.WriteLine(bonusScore);
                Console.WriteLine(number + bonusScore);
            }


            if (number <= 100)
            {
                bonusScore = 5;
                if (number % 2 == 0)
                {
                    bonusScore = bonusScore + 1;
                }
                if (number % 10 == 5)
                {
                    bonusScore = bonusScore + 2;
                }
                Console.WriteLine(bonusScore);
                Console.WriteLine(number + bonusScore);
            }




        }
    }
}