package Projects.homework;

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner sc = new Scanner(System.in);
        double price = Double.parseDouble(sc.nextLine());
        double paid = Double.parseDouble(sc.nextLine());

        double returnMoney = Math.round((paid - price) * 100);
//        System.out.println(returnMoney);

        int lev = (int) returnMoney / 100;
//        System.out.println(lev);
        int tenthStotinki = (int) returnMoney % 100;
//        System.out.println(tenthStotinki);
        int stotinki = (int) returnMoney % 10;
//        System.out.println(stotinki);

        if (lev > 0) {
            System.out.printf("%d x 1 lev", lev);
        }
        if (tenthStotinki > 0) {
            if (tenthStotinki >= 50) {
                System.out.printf("%n1 x 50 stotinki");
                tenthStotinki -= 50;
            }
            if (tenthStotinki >= 40 && tenthStotinki <= 49) {
                System.out.printf("%n2 x 20 stotinki");
            }
            if (tenthStotinki >= 20 && tenthStotinki <= 39) {
                System.out.printf("%n1 x 20 stotinki");
            }
            if (tenthStotinki == 10 || tenthStotinki == 30) {
                System.out.printf("%n1 x 10 stotinki");
            }
            if (stotinki > 0) {
                if (stotinki >= 5) {
                    System.out.printf("%n1 x 5 stotinki");
                }
                if (stotinki == 9 || stotinki == 4) {
                    System.out.printf("%n2 x 2 stotinki");
                }
                if (stotinki == 2 || stotinki == 7 || stotinki == 8) {
                    System.out.printf("%n1 x 2 stotinki");
                }
                if (stotinki == 1 || stotinki == 3 || stotinki == 6 || stotinki == 8) {
                    System.out.printf("%n1 x 1 stotinka");
                }

            }
        }
    }
}