package Chapter3;

import java.util.Scanner;

public class SubwayTicket {
    public static void main(String[] args) {
        final String DESTINATION = "人民广场";
        final double TICKET_PRICE = 2.00;
        Scanner scanner = new Scanner(System.in);
        System.out.println("购票信息");
        System.out.println("--------------------");
        System.out.println("目的车站: " + DESTINATION);
        System.out.printf("票价: %.2f\n", TICKET_PRICE);
        System.out.print("购票数量: ");
        int numberOfTickets = scanner.nextInt();
        double amountDue = numberOfTickets * TICKET_PRICE;
        System.out.printf("应付金额: %.0f\n", amountDue);
        System.out.print("已付金额: ");
        int amountPaid = scanner.nextInt();
        double change = amountPaid - amountDue;
        System.out.printf("找零: %.0f\n", change);
        scanner.close();
    }
}