Coins

using System;

namespace Coins
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] coins = { 200, 100, 50, 20, 10, 5, 2, 1 };
            double price = double.Parse(Console.ReadLine());
            price *= 100;
            price = Math.Round(price, 0);

            int counter = 0;
            int i = 0;
            while(price > 0)
            {

                if (price >= coins[i])
                {
                    price -= coins[i];
                    if (price >= coins[i])
                        i--;
                    counter++;
                }
                i++;

            }
            Console.WriteLine(counter);
        }
    }
}