long_l
2017-07-18 21:39
父类
package com.zuche;
public class CarProperty {
public String carP1;//车辆名称
public String carP2; //车辆类型
public int carP3;//载客量
public int carP4;//载货量
public int carP5; //租金每天
public CarProperty(String newcarP1,String newcarP2,
int newcarP3,int newcarP4,int newcarP5) {
carP1=newcarP1;
carP2=newcarP2;
carP3=newcarP3;
carP4=newcarP4;
carP5=newcarP5;
}
}子类
package com.zuche;
public class HuoChe extends CarProperty {
public HuoChe(String newcarP1, String newcarP2, int newcarP3, int newcarP4, int newcarP5) {
super(newcarP1, newcarP2, newcarP3, newcarP4, newcarP5);
// TODO Auto-generated constructor stub
}
@Override
public String toString() {
return carP1 + " " + carP2 + " " + carP3 + " " + carP4 + " "
+ carP5 ;
}
}package com.zuche;
public class KeChe extends CarProperty {
public KeChe(String newcarP1, String newcarP2, int newcarP3, int newcarP4, int newcarP5) {
super(newcarP1, newcarP2, newcarP3, newcarP4, newcarP5);
// TODO Auto-generated constructor stub
}
public String toString() {
return carP1 + " " + carP2 + " " + carP3 + " " + carP4 + " "
+ carP5 ;
}
}package com.zuche;
public class PiKa extends CarProperty {
public PiKa(String newcarP1, String newcarP2, int newcarP3, int newcarP4, int newcarP5) {
super(newcarP1, newcarP2, newcarP3, newcarP4, newcarP5);
// TODO Auto-generated constructor stub
}
public String toString() {
return carP1 + " " + carP2 + " " + carP3 + " " + carP4 + " "
+ carP5 ;
}
}测试
package com.zuche;
import java.util.*;
public class Initial {
public static void main(String[] args) {
// TODO Auto-generated method stub
CarProperty huo1=new HuoChe("1,奥迪", "货车", 2, 3, 100);
CarProperty huo2=new HuoChe("2,奥拓", "货车", 2, 2, 80);
CarProperty ke1=new KeChe("3,宝马", "客车", 4, 0, 150);
CarProperty ke2=new KeChe("4,一汽", "客车", 4, 0, 100);
CarProperty pi1=new PiKa("5,五菱", "两用", 8, 2, 80);
CarProperty pi2=new PiKa("6,奔马", "两用", 2, 3, 60);
int sum=0;
int i3=0;
System.out.println("请您选择是否租车?");
System.out.println("1,是 2,否");
Scanner input1=new Scanner(System.in);
int i1=input1.nextInt();
if(i1==1) {
System.out.println("车辆名称 车辆类型 载客量/人 载货量/吨 租金/每天");
System.out.println(huo1.toString());
System.out.println(huo2.toString());
System.out.println(ke1.toString());
System.out.println(ke2.toString());
System.out.println(pi1.toString());
System.out.println(pi2.toString());
System.out.println("请您选择租车数量:");
Scanner input2=new Scanner(System.in);
int i2=input2.nextInt();
for(int i=1;i<i2+1;i++) {
System.out.println("请输入您要租用的第"+i+"辆车的编号");
Scanner input3=new Scanner(System.in);
i3=input3.nextInt();
switch(i3) {
case 1:
sum=sum+100;
break;
case 2:
sum=sum+20;
break;
case 3:
sum=sum+150;
break;
case 4:
sum=sum+100;
break;
case 5:
sum=sum+80;
break;
case 6:
sum=sum+60;
break;
default:
System.out.println("您输入的编号是无效的!");
}if(i3<0||i3>6)
break;
}if(i3>0&&i3<7) {
System.out.println("请输入租用的天数");
Scanner input4=new Scanner(System.in);
int sum1=input4.nextInt();
sum=sum*sum1;
System.out.println("总共租车:"+i2+"辆,租用:"+sum1+"天,共需:"+sum+"元人民币。");
}else {
System.out.println("请重新操作!");
} }else {
System.out.println("感谢使用该系统!");
}
}
}
package com.zuche;
import java.util.*;
public class Initial {
public static void main(String[] args) {
// TODO Auto-generated method stub
CarProperty huo1=new HuoChe("1,奥迪", "货车", 2, 3, 100);
CarProperty huo2=new HuoChe("2,奥拓", "货车", 2, 2, 80);
CarProperty ke1=new KeChe("3,宝马", "客车", 4, 0, 150);
CarProperty ke2=new KeChe("4,一汽", "客车", 4, 0, 100);
CarProperty pi1=new PiKa("5,五菱", "两用", 8, 2, 80);
CarProperty pi2=new PiKa("6,奔马", "两用", 2, 3, 60);
int sum=0;
int i3=0;
System.out.println("请您选择是否租车?");
System.out.println("1,是 2,否");
Scanner input1=new Scanner(System.in);
int i1=input1.nextInt();
if(i1==1) {
System.out.println("车辆名称 车辆类型 载客量/人 载货量/吨 租金/每天");
/*System.out.println(huo1.toString());
System.out.println(huo2.toString());
System.out.println(ke1.toString());
System.out.println(ke2.toString());
System.out.println(pi1.toString());
System.out.println(pi2.toString());
*/
System.out.println("请输入您要租用辆车的编号");
Scanner input3=new Scanner(System.in);
i3=input3.nextInt();
switch(i3) {
case 1:
sum=sum+100;
break;
case 2:
sum=sum+20;
break;
case 3:
sum=sum+150;
break;
case 4:
sum=sum+100;
break;
case 5:
sum=sum+80;
break;
case 6:
sum=sum+60;
break;
default:
System.out.println("您输入的编号是无效的!");
}
if(i3<0||i3>6){
break;
}else if(3>0&&i3<7){
System.out.println("请您选择租车数量:");
Scanner input2=new Scanner(System.in);
int i2=input2.nextInt();
System.out.println("请输入租用的天数");
Scanner input4=new Scanner(System.in);
int sum1=input4.nextInt();
sum=sum*sum1*i2;
}else {
System.out.println("请重新操作!");
}
}else {
System.out.println("感谢使用该系统!");
}
}
}
i3保证大于0就行了吧,不用&&i3<7,应该允许重复租用车辆的
个人见解
很不错了
System.out.println("请您选择租车数量:");
Scanner input2=new Scanner(System.in);
int i2=input2.nextInt();
放到了
else if(3>0&&i3<7){
}
里面
-------------------------------------------------------------------
sum=sum*sum1
改成
sum=sum*sum1*i2;
--------------------------------------------------------------------
for(int i=1;i<i2+1;i++) { 这行删除
System.out.println("请输入您要租用的第"+i+"辆车的编号");
这个改成
System.out.println("请输入您要租用辆车的编号");
666
Java入门第二季
531293 学习 · 6327 问题
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