car.java
package dadazuce;
public class car{
int numb;
String name;
int rent;
int peonum;
int huonum;
}
peocar.java
package dadazuce;
public class peocar extends car {
public peocar(int a,String name,int i,int t){
this.numb=a;
this.name=name;
this.rent=i;
this.peonum=t;
}
}
huocar.java
package dadazuce;
public class huocar extends car {
public huocar(int a,String name,int i,int t){
this.numb=a;
this.name=name;
this.rent=i;
this.huonum=t;
}
}
peohuocar.java
package dadazuce;
public class peohuocar extends car {
public peohuocar(int a,String name,int i,int t,int k){
this.numb=a;
this.name=name;
this.rent=i;
this.peonum=t;
this.huonum=k;
}
}
main函数
package dadazuce;
import java.util.*;
//参考编写出 答答租车系统
public class test2 {
public static void main(String[] args) {
car[] carslists={new peocar(1,"奥迪4",500,4),new peocar(2,"马自达6",400,4),new peohuocar(3,"皮卡6",450,4,2),new peocar(4,"金龙",800,20),new huocar(5,"松花江",400,4),new huocar(6,"依维柯",1000,20)};//使用对象组 为各个子类对象赋值
System.out.println("欢迎使用答答租车系统:");
System.out.println("您是否要租车:1.是 0.否");
double moneysum=0;
int peosum=0;
int huosum=0;
Scanner in=new Scanner(System.in);
// int input=in.next(); 此处错误,无法从String类 转换为 int类型
String input1=in.next();//接受输入
if(input1.equals("1"));{//判读输入是否为1
System.out.println("您可租车的类型及其价格表");
System.out.println("序号\t汽车名称\t租金\t客容量\t货容量");
for(car carslist:carslists){//数组循环输出
System.out.println(carslist.numb+"\t"+carslist.name+"\t"+carslist.rent+"\t"+carslist.peonum+"\t"+carslist.huonum+"\t");
}
System.out.println("请输入您需要租车的数量");
int number=in.nextInt();//输入的租车数量
String carzaihuo="";//不用字符数组 用字符介入
String carzairen="";
for(int i=0;i<number;i++){//多少量车,每辆车选择的型号
System.out.println("请输入第"+(i+1)+"的序号:");
int t=in.nextInt();//输入的租车序号
moneysum=moneysum+carslists[t-1].rent; //选取车辆的租金数
if(t==5t==6){
carzaihuo=carzaihuo+carslists[t-1].name;//选取车辆的名字列表单
huosum=huosum+carslists[t-1].huonum; //统计货车可拉取货物数
}else if(t==1t==2t==4){
carzairen=carzairen+carslists[t-1].name; //统计租用汽车清单
peosum=peosum+carslists[t-1].peonum; //统计汽车数可乘坐人数
}else{
carzaihuo=carzaihuo+carslists[t-1].name;
carzairen=carzairen+carslists[t-1].name;
peosum=peosum+carslists[t-1].peonum;
huosum=huosum+carslists[t-1].huonum;
}
}
System.out.println("请输入租车天数:");
int dAys=in.nextInt();
System.out.println("您的账单:");
System.out.println("**您租的可载人的车有:");
System.out.println(carzairen+"共载人"+peosum+"人");
System.out.println("**您租的可载货的车有:");
System.out.println(carzaihuo+"共载货"+huosum+"吨");
System.out.println("**租车总价格"+moneysum*dAys+"元");
}else if(input1.equals("0")){
System.out.println("感谢对答答的支持");
}else{
System.out.println("您的输入错误");
}
}
}
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