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折扣价格的Java代码 输入折扣代码
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求大神帮忙,谢谢!!!!!(要Java代码)
//第一题折扣价格的Java代码的答案折扣价格的Java代码:
import java.util.Scanner;
public class test {
public static void main(String[] args)
{
System.out.println("输入购买金额折扣价格的Java代码:");
Scanner input=new Scanner(System.in);
double a=input.nextDouble();
System.out.println("输入顾客类型(会员或普通)折扣价格的Java代码:");
String b=input.next();
if(b=="会员")
{
if(a=100)
{
a=a*0.8;
System.out.println("需付款折扣价格的Java代码:"+a);
}
else
{
System.out.println("需付款:"+a);
}
}
if(b=="普通")
{
if(a=200)
{
a=a*0.75;
System.out.println("需付款:"+a);
}
else
{
System.out.println("需付款:"+a);
}
}
}
}
//下面是第二题答案:
public class test {
public static void main(String[] args)
{
for(int i = 0; i 3; i++)
{
for(int x = i + 1; x 3; x++)
{
System.out.print(" ");
}
for(int y = 0; y (i + 1) * 2 - 1; y++)
{
System.out.print("*");
}
System.out.println();
}
for(int i = 0; i 4; i++)
{
for(int x = 0; x i; x++)
{
System.out.print(" ");
}
for(int y = i; y 2 * 4 - i - 1; y++)
{
System.out.print("*");
}
System.out.println();
}
}
}
相关问答
Q1: 求java代码,关于会员折扣的
boolean user=true;
double jg=100;
int xfcount;
三个变量自己决定
if(user){
jg*0.9;
}
if(user==falsexfcount200){
jg*0.9;
}
if(user==truexfcount200){
jg*0.8;
}
Q2: java编程,某市场推出促销活动,不同时段给予不同的优惠。请针对该项活动设计与实现批发计费类CalcFee。
这个是按您折扣价格的Java代码的需求写折扣价格的Java代码的折扣价格的Java代码,您看看吧折扣价格的Java代码,没有用您说要求的Date,Round, 因为我觉得我用的方法会更好一点
import java.text.DecimalFormat;
import java.util.Calendar;
import java.util.GregorianCalendar;
public class CalcFee {
int num;//批发数量
double per_price;//单价
int start_num;//起批数量
int discount;//优惠折扣
double total_price;//总价
boolean boo;//是否可以起批
//根据当前时间段设置起批数量、单价、优惠折扣等信息
public void set_info(){
Calendar calendar = GregorianCalendar.getInstance();
int hour = calendar.get(Calendar.HOUR_OF_DAY);
if (hour == 11 || hour == 16){
start_num = 100;
per_price = 3;
discount = 8;
} else {
start_num = 200;
per_price = 5;
discount = 9;
}
}
//根据批发数量num计算总价
public void calc(int num){
this.num = num;
boo = this.num start_num;
if (boo) {
total_price = (per_price * start_num) + (per_price * (num-start_num) * discount/10);
} else {
total_price = per_price * num;
}
}
//输出费用清单
public void show(){
DecimalFormat df = new DecimalFormat("###.00");
String display =
"起批数量:"+start_num +
"\n单价:"+per_price +
"\n优惠折扣:"+ discount +"折"+
"\n批发数量:"+ num +
"\n============" +
"\n总价:"+df.format(total_price);
System.out.println(display);
}
public static void main(String[] args) {
CalcFee c = new CalcFee();
c.set_info();
c.calc(201);
c.show();
}
}
Q3: Java编写程序计算打折后金额
public static void main(String[] args) {
double amount = 1200;// 消费金额
boolean isTeacherOrOld = true; // 是否有教师资格证或者老人标识
BigDecimal discountEightFive = new BigDecimal("0.85");// 85折
BigDecimal discountNine = new BigDecimal("0.9");// 95折
BigDecimal discountNineFive = new BigDecimal("0.95");// 95折
BigDecimal bdAmount = new BigDecimal(Double.toString(amount));
BigDecimal calcAmount = new BigDecimal("0.00");
if (amount = 2000) {
calcAmount = bdAmount.multiply(discountEightFive);
} else if (amount 1000 amount 2000) {
calcAmount = bdAmount.multiply(discountNine);
} else {
calcAmount = new BigDecimal(Double.toString(amount));
}
if (isTeacherOrOld amount = 1000) {
System.out.println("消费金额折扣价格的Java代码:" + calcAmount.multiply(discountNineFive).toString());
} else {
System.out.println("消费金额折扣价格的Java代码:" + calcAmount.toString());
}
}
Q4: 用java写出商品打折程序
尝试解答一下,这个里面还有老年和教师的判断就省略,主要是打折的代码
import java.util.Scanner;
class Test{
public static void main (String[] args){
Scanner sc = new Scanner(System.in);
System.out.println("请输入消费的金额:");
double oldprice = sc.nextDouble();
double newprice;
if(oldprice = 2000){
newprice = oldprice * 0.85;
}else if(oldprice = 1000 oldprice 2000){
newprice = oldprice * 0.9;
}else
newprice = oldprice;
Judge jud = new Judge();
if(jud.isTeacher()|| jud.isOldman())
newprice = newprice * 0.95;
System.out.println("打折后的价格是:" + newprice);
System.out.println("折扣的程度是: " + newprice / oldprice);
}
}
class Judge{
public boolean isTeacher(){
boolean isTeacher = false;
return isTeacher;
}
public boolean isOldman(){
boolean isOld = false;
return isOld;
}
}
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