ProgBasics05while-Loop-Y05coins

import java.util.Scanner;

public class Y05coins{
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);

        double money = Double.parseDouble(scanner.nextLine());
        double stotinki = money * 100;
        double coins = 0;

        while (stotinki >= 200){
            coins +=1;
            stotinki -= 200;
        }
        while (stotinki >= 100){
            coins +=1;
            stotinki -= 100;
        }
        while (stotinki >= 50){
            coins +=1;
            stotinki -= 50;
        }
        while (stotinki >= 20){
            coins +=1;
            stotinki -= 20;
        }
        while (stotinki >= 10){
            coins +=1;
            stotinki -= 10;
        }
        while (stotinki >= 5){
            coins +=1;
            stotinki -= 5;
        }
        while (stotinki >= 2){
            coins +=1;
            stotinki -= 2;
        }
        coins += stotinki;

        System.out.printf("%.0f",Math.floor(coins));
    }
}