Coins2

using System;

namespace Coins2
{
    class Program
    {
        static void Main(string[] args)
        {

            double coins = 0;
            double money = double.Parse(Console.ReadLine());
            money *= 100;
            money = Math.Round(money, 0);

            while (money > 0)
            {

                if (money >= 200)
                {
                    money -= 200;
                    coins++;

                }
                else if (money >= 100)
                {
                    money -= 100;
                    coins++;

                }
                else if(money >= 50)
                {
                    money -= 50;
                    coins++;

                }
                else if(money >= 20)
                {
                    money -= 20;
                    coins++;

                }
                else if(money >= 10)
                {
                    money -= 10;
                    coins++;

                }
                else if(money >= 5)
                {
                    money -= 5;
                    coins++;

                }
                else if(money >= 2)
                {
                    money -= 2;
                    coins++;

                }
                else if(money >= 1)
                {
                    money -= 1;
                    coins++;

                }

            }
            Console.WriteLine(coins);

        }
    }
}