java 计程车计费

Posted 2020-12-14 javahanlong

/**

• 1.声明好程序所需的变量，用于存储数据，请注意数据类型。
• 2.提示用户输入总里程数、总乘车时间、是否预约叫车
  • （如果是预约叫车 还需要确认是否在4小时以内）、
  • 是否有低速行驶（如果有，提示输入低速行驶时间，

    •  需要考虑早晚高峰），
      

  • 分别将这些用户输入的值，通过赋值存入对应的变 量中。
    

• @since 2020-7-1
• @author Administrator
  */
  import java.util.Scanner;

public class CostOfTaxi {
//起步价
float startingPrice = 13.0f ;
//行驶里程
float inputMileage = 0.0f;
float mileage = 0.0f;
//基本单价
float basicUnitPrice = 2.3f;
//油费
float oilCost = 1.0f;
//总消费
float sumOfCost = 0.0f;
public static void main (String[] arg) {
// hanlong乘车
CostOfTaxi hanlong = new CostOfTaxi ();
hanlong.CostOfTaxi();

}
void CostOfTaxi () {
	System.out.println("*********计程车收费**********");
	System.out.println();
	System.out.print("请输入行驶里程（千米）：　");
	Scanner inputif = new Scanner(System.in);
	inputMileage = inputif.nextInt();
	System.out.print("输入上车时间：hh:mm  ");
	String upCar = inputif.next();
	int upCarHour = Integer.parseInt(upCar.substring(0, 2));
	int upCarMinute = Integer.parseInt(upCar.substring(3, 5));
	System.out.print("输入下车时间：  ");
	String downCar = inputif.next();
	int downCarHour = Integer.parseInt(downCar.substring(0, 2));
	int downCarMinute = Integer.parseInt(downCar.substring(3, 5));
	System.out.print("输入是否预约叫车(是|否)：  ");
	String ifAppointment = inputif.next();
	System.out.print("预约时间是否在4小时以内(是|否)：");
	String ifShortAppointmentTime = inputif.next();
	System.out.print("是否让司机等候或低速行驶(是|否)： ");
	String ifLowSpeed = inputif.next();
	System.out.print("请输入不含早晚高峰期间低速行驶时长(分钟):");
	int withoutPeakTime = inputif.nextInt();
	System.out.print("请输入早晚高峰期间低速行驶时长(分钟):");
	int peakTime = inputif.nextInt();
	System.out.print("是否往返(起点终点2公里)(是|否)：");
	String ifNoPassengers = inputif.next();
	System.out.println();
	String ifNightCar = "否";
	if (upCarHour>=23 || downCarHour <=5 || upCarMinute>=23 || downCarMinute<=5) {
		ifNightCar = "是";
	}
	inputif.close();
	System.out.println();

    System.out.println("*****费用明细*****");
	float sumOfCost = startingPrice + oilCost;

	sumOfCost = sumOfCost
	//以下方法会额外收费
	//超过三公里
	+ over3Km()
	//慢速行驶（12公里时以下）， +2*basicUnitPrice/5 min；非高峰+basicUnitPrice/5 min
	+ lowSpeed(ifLowSpeed,withoutPeakTime,peakTime)
	//预约 <= 4: 5, >4:6
	+ appointment(ifAppointment,ifShortAppointmentTime)
	//空驶 往返(起点终点2公里)：0；不往返>15 +0.5*basicUnitPrice
	+ noPassengers(ifNoPassengers)
	//夜间行驶 题目理解为23-5上车就算钱，而不是23-5内行驶的公里数算钱
	+ nightCar(ifNightCar);
    System.out.println("油费: 1.0元");
	System.out.println("总车费:" + Math.round(sumOfCost) + "元");
}
public float over3Km() {
	// TODO Auto-generated method stub
	float over3kmCost = 0;
	if (inputMileage > 3) {
		 over3kmCost = basicUnitPrice * (inputMileage - 3);
		 System.out.println("里程超过3公里，里程价格：" + over3kmCost+ "元");
	} else {
		System.out.println("3公里内，里程价格：" + over3kmCost+ "元");
	} 
	return over3kmCost;
}
public float nightCar(String ifNightCar) {
	// TODO Auto-generated method stub
	float nightCarCost;
	if (ifNightCar.equals("是")) {
	    nightCarCost = (float) ((inputMileage - 3)*0.2*basicUnitPrice);
	}else {
		nightCarCost = 0 ;
	}
    System.out.println("夜间收费:" + nightCarCost + "元");
	return nightCarCost ; 
}
public float noPassengers(String ifNoPassengers) {
	// TODO Auto-generated method stub
	float noPassengersCost = 0.0f;
	if ((inputMileage > 15) && ifNoPassengers.equals("否")) {
		noPassengersCost = (float) ((inputMileage - 15)*0.5*basicUnitPrice);
	} else {
		noPassengersCost = 0;
	}
	System.out.println("空驶费:" + noPassengersCost + "元");
    return noPassengersCost;	
}
public float lowSpeed(String ifLowSpeed, int withoutPeakTime, int peakTime) {
	// TODO Auto-generated method stub
	float lowSpeedCost = 0.0f;
	if (ifLowSpeed.equals("是")) {
		lowSpeedCost = (withoutPeakTime / 5) * 1 * basicUnitPrice+(peakTime / 5) * 2 * basicUnitPrice;;
	}
	else {
			lowSpeedCost = 0.0f;
	}
	System.out.println("低速行驶或司机等候服务费:" + lowSpeedCost + "元");
	return lowSpeedCost;
}
public float appointment(String ifAppointment, String ifShortAppointmentTime) {
	float appointmentCost = 0.0f;
	if (ifAppointment.equals("是")) {
		if (ifShortAppointmentTime.equals("是")) {
			appointmentCost = 4;
		} else {
			appointmentCost = 6;
		}
		
	}
	System.out.println("预约叫车服务费:" + appointmentCost + "元");
	return appointmentCost;
}

}