忆侠客
2016-08-04 17:39
汽车父类
package com.imooc;
public class Car {
public String name;
public int price;
public int ton;
public int people;
public void car(String name1,int price1,int ton1,int peple1){
name=name1;
price=price1;
ton=ton1;
people=peple1;
}
}
测试程序
package com.imooc;
import java.util.Scanner;
public class Initial extends Car {
public static void main(String[] args) {
// TODO Auto-generated method stub
//初始化车辆信息
int carNum=8;
Car car0[]=new Car[carNum];
for(int i=0;i<car0.length;i++){
car0[i]=new Car();
}
car0[0].car("奥迪A4", 500, 0, 4);
car0[1].car("马自达6", 400, 0, 4);
car0[2].car("皮卡雪6", 450, 2, 4);
car0[3].car("金龙 ", 800, 0, 20);
car0[4].car("松花江 ", 400, 4, 0);
car0[5].car("依维柯 ", 1000, 20, 0);
car0[6].car("polo ", 300, 0, 4);
car0[7].car("桑塔纳 ", 350, 0, 4);
System.out.println("欢迎使用滴滴租车系统!"+"\n"+"您是否要租车:1是 0否");
Scanner str=new Scanner(System.in);
//显示所有车辆信息
if (str.nextInt()==1) {
//调用显示车辆信息的方法
displayInfo(carNum,car0);
}else {
//调用退出方法。
exit();
}
//输入租用的汽车数量
System.out.println("请输入您要租的汽车数量:");
Scanner str1=new Scanner(System.in);
//用数组num 存储选择车的序号
int n=str1.nextInt();
int[] num=new int[n];
for(int i=1;i<=n;i++){
System.out.println("请输入第"+i+"辆车的序号:");
Scanner str2=new Scanner(System.in);
num[i-1]=str2.nextInt();
}
//输入租的天数
System.out.println("请输入您要租车的天数:");
Scanner str11=new Scanner(System.in);
int days=str11.nextInt();
//计算账单
calculate(days,num,car0);
}
//显示车辆信息方法
public static void displayInfo(int num, Car car[]){
int i =num;
int sn=0;
String[] header=new String[]{"序号 " ,"汽车名称 ","租金 ","容量"};
for(int n=0;n<header.length;n++){
System.out.print(header[n]+" ");
}
System.out.print("\n");
for(int j=0; j<i;j++ ){
sn=j+1;
System.out.println(sn+". "+car[j].name+" "+car[j].price+"/天"+" "+"载人:"+
car[j].people+"人"+" "+"载货:"+car[j].ton+"吨");
}
}
//计算统计车型,可载人数,吨位,价格
public static void calculate(int days,int num[],Car car[]){
int people=0;
float price=0.0f;
int ton=0;
String[] peopleCar=new String[num.length]; //存储载人车辆名称
String[] goodsCar=new String[num.length]; //存储载货车辆名称
for (int i=0; i<num.length;i++){
if(car[num[i]-1].people>0){
peopleCar[i]=car[num[i]-1].name;
people+=car[num[i]-1].people;
}
if(car[num[i]-1].ton>0){
goodsCar[i]=car[num[i]-1].name;
ton+=car[num[i]-1].ton;
}
price=price+car[num[i]-1].price;
}
System.out.println("您的账单:"+"\n"+"***可载人的车有:");
for(int i=0;i<peopleCar.length;i++){
if (peopleCar[i]!=null){
System.out.print(peopleCar[i]+" ");
}
}
System.out.println("共载人:"+people+"人");
System.out.println("***载货的车有:");
for(int i=0;i<goodsCar.length;i++){
if (goodsCar[i]!=null){
System.out.print(goodsCar[i]+" ");
}
}
System.out.println("共载货:"+ton+"吨");
System.out.println("***租车的总价格:"+price*days+"元");
}
//结束选车
public static void exit(){
System.out.println("欢迎下次光临滴滴租车系统,谢谢!");
}
}
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Java入门第二季 升级版
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