KiKi非常喜欢网购，在一家店铺他看中了一件衣服，他了解到，如果今天是“双11”（11月11日）则这件衣服打7折，“双12” （12月12日）则这件衣服打8折，如果有优惠券可以额外减50元（优惠券只能在双11或双12使用），求KiKi最终所花的钱数。
数据范围：衣服价格满足 
[编程题]网购
- 热度指数：71368 时间限制：C/C++ 1秒，其他语言2秒 空间限制：C/C++ 256M，其他语言512M
- 算法知识视频讲解
输入描述:
一行，四个数字，第一个数表示小明看中的衣服价格，第二和第三个整数分别表示当天的月份、当天的日期、第四个整数表示是否有优惠券（有优惠券用1表示，无优惠券用0表示）。 注：输入日期保证只有“双11”和“双12”。
输出描述:
一行，小明实际花的钱数（保留两位小数）。（提示：不要指望商家倒找你钱）
示例1
输入
1000.0 11 11 1
输出
650.00
示例2
输入
999.8 12 12 0
输出
799.84
示例3
输入
66.6 11 11 1
输出
0.00
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
double val = in.nextDouble();
int moon = in.nextInt();
int date = in.nextInt();
int ticket = in.nextInt();
if (moon == 11 && date == 11){ //双11
if (ticket == 1){
val = val * 0.7 - 50.0;
} else {
val = val * 0.7;
}
} else if (moon == 12 && date == 12){ //双12
if (ticket == 1){
val = val * 0.8 - 50.0;
} else {
val = val * 0.8;
}
}
//不会倒找钱
if (val < 0){
val = 0;
}
System.out.printf("%.2f",val);
}
发表于 2024-07-31 17:08:01
回复(0)
import java.util.Scanner;
import java.util.ArrayList;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
String s=in.nextLine();
String[] sList=s.split(" ");
ArrayList<Double> array=new ArrayList<Double>();
for(int i=0;i<4;i++){
array.add(Double.valueOf(sList[i]));
}
Double a=0.00;
if(array.get(1)==11){
a=array.get(0)*0.7-array.get(3)*50;
if(a<0){
System.out.println("0.00");
}else{
System.out.printf("%.2f",a);
}
}else if(array.get(1)==12){
a=array.get(0)*0.8-array.get(3)*50;
if(a<0){
System.out.println("0.00");
}else{
System.out.printf("%.2f",a);
}
}
}
}
发表于 2022-10-27 21:24:11
回复(0)
import java.util.*;
public class Main {
public static void main(String[]args){
Scanner sc = new Scanner(System.in);
float val=sc.nextFloat();
int moon=sc.nextInt();
int date=sc.nextInt();
int num=sc.nextInt();
System.out.printf("%.2f",moon==12 &&date==12 ? num==1? val*0.8-50<0 ? 0: val*0.8-50 : val*0.8 : moon==11 && date==11? num==1? val*0.7-50<0? 0: val*0.7-50 : val*0.7 : val );
}
}
public class Main {
public static void main(String[]args){
Scanner sc = new Scanner(System.in);
float val=sc.nextFloat();
int moon=sc.nextInt();
int date=sc.nextInt();
int num=sc.nextInt();
System.out.printf("%.2f",moon==12 &&date==12 ? num==1? val*0.8-50<0 ? 0: val*0.8-50 : val*0.8 : moon==11 && date==11? num==1? val*0.7-50<0? 0: val*0.7-50 : val*0.7 : val );
}
}
// 第一次写那么长的代码
发表于 2022-09-11 21:03:46
回复(0)
import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner sc=new Scanner(System.in);
float price=sc.nextFloat();
int month=sc.nextInt(),day=sc.nextInt(),coupons=sc.nextInt();
if(month==11&&day==11){
price*=0.7;
if(coupons==1) price-=50;
}else if(month==12&&day==12){
price*=0.8;
if(coupons==1) price-=50;
}
if(price<0) price=0;
System.out.printf("%.2f",price);
}
}
发表于 2022-08-08 00:22:58
回复(0)
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
while(scanner.hasNext()){
//商品价格
double goodPrice = scanner.nextDouble();
//月份
int month = scanner.nextInt();
//日期
int day = scanner.nextInt();
//优惠券
int coupons = scanner.nextInt();
//折扣后的商品价格
double discountGoodPrice = 0.0;
//双11
if(month == 11 && day == 11){
if(coupons == 1){
discountGoodPrice = (goodPrice * 0.7) - 50.0;
}else{
discountGoodPrice = goodPrice * 0.7;
}
}
//双12
if(month == 12 && day == 12){
if(coupons == 1){
discountGoodPrice = (goodPrice * 0.8) - 50.0;
}else{
discountGoodPrice = goodPrice * 0.8;
}
}
//判断打折后加上使用优惠券的时候的最总价格，毕竟商家不能倒贴钱
//打折后的价格小于等于0时，相当于白送，否则按正常价格输出
if(discountGoodPrice <= 0.0){
System.out.println("0.00");
}else{
System.out.println(String.format("%.2f",discountGoodPrice));
}
}
}
}
发表于 2022-06-27 09:44:14
回复(0)
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
double[] arr = new double[4];
double price = 0;
for (int i = 0; i < 4; i++) {
arr[i] = sc.nextDouble();
}
if (arr[1] < 12) {
price = 0.7 * arr[0];
} else {
price = 0.8 * arr[0];
}
if (arr[3] < 1) {
System.out.printf("%.2f", price);
} else {
double m = (price - 50) > 0 ? (price - 50) : 0;
System.out.printf("%.2f", m);
}
}
}
发表于 2022-06-17 11:07:40
回复(0)
import java.util.*;
public class Main{
public static void main(String args[]){
Scanner input=new Scanner(System.in);
double val=input.nextDouble();
int Mon=input.nextInt();
int day=input.nextInt();
int coupon=input.nextInt();
double result=0;
if(Mon==11&&day==11){
if(coupon==1){
result=val*0.7-50;
}
else
result=val*0.7;
}
else if(Mon==12&&day==12){
if(coupon==1){
result=val*0.8-50;
}
else
result=val*0.8;
}
System.out.print(result>0?String.format("%.2f",result):String.format("%.2f",0.00));
}
}
发表于 2022-05-01 12:08:59
回复(0)
import java.util.Arrays;
import java.util.Scanner;
import java.util.stream.Collectors;
/**
*
* @Title 网购
* @Description KiKi非常喜欢网购，在一家店铺他看中了一件衣服，他了解到，
* 如果今天是“双11”（11月11日）则这件衣服打7折，“双12” （12月12日）则这件衣服打8折，
* 如果有优惠券可以额外减50元（优惠券只能在双11或双12使用），求KiKi最终所花的钱数。
* 数据范围：衣服价格满足 1≤val≤100000
* 输入描述：
* 一行，四个数字，第一个数表示小明看中的衣服价格，第二和第三个整数分别表示当天的月份、当天的日期、第四个整数表示是否有优惠券（有优惠券用1表示，无优惠券用0表示）。 注：输入日期保证只有“双11”和“双12”。
* 输出描述：
* 一行，小明实际花的钱数（保留两位小数）。（提示：不要指望商家倒找你钱）
* @author weijunfu<ijunfu @ qq.com>
* @date 2022/03/16 23:44
* @version 1.0.0
*
*/
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
double v = in.nextDouble();
int month = in.nextInt();
int day = in.nextInt();
int flag = in.nextInt();
double discount = month == 11 ? 0.7 : 0.8; // 折扣
int coupons = flag == 0 ? 0 : 50; // 优惠券
double consume = v * discount - coupons;
System.out.printf("%.2f", consume < 0 ? 0 : consume);
in.close();
}
}
发表于 2022-03-17 00:02:42
回复(0)
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String[] str = scanner.nextLine().split(" "); double a = Double.parseDouble(str[0]); int b = Integer.parseInt(str[1]); int c = Integer.parseInt(str[2]); int d = Integer.parseInt(str[3]); double pay; if (c == 11 && b == 11) { if (d == 1) { if (a * 0.7 > 50) { pay = a * 0.7 - 50; System.out.print(String.format("%.2f", pay)); } else { System.out.print("0.00"); } } else { pay = a * 0.7; System.out.print(String.format("%.2f", pay)); } } else if (b == 12 && c == 12) { if (d == 1) { if (a * 0.8 > 50) { pay = a * 0.8 - 50; System.out.print(String.format("%.2f", pay)); } else { System.out.print("0.00"); } } else { pay = a * 0.8; System.out.print(String.format("%.2f", pay)); } } else{ System.out.print(String.format("%.2f", a)); } } }
发表于 2022-02-17 17:49:07
回复(0)
import java.util.*;
public class Main{
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
double price = scanner.nextDouble();
int date1 = scanner.nextInt();
int date2 = scanner.nextInt();
int n = scanner.nextInt();
if (date1==11 && date2 == 11 && n==1){
price = price * 0.7 - 50;
}else if (date1==11 && date2 == 11 && n ==0){
price = price * 0.7;
}else if (date1==12 && date2 == 12 && n ==1){
price = price *0.8 - 50;
}else if (date1==12 && date2 == 12 && n ==0){
price = price * 0.8;
}
if (price <= 0){
System.out.println("0.00");
}else {
System.out.printf("%.2f",price);
}
}
}
发表于 2021-12-09 02:30:57
回复(0)
import java.util.Scanner;
public class Main{
public static void main(String[] args){
Scanner scanner = new Scanner(System.in);
double price = scanner.nextDouble();
int yue = scanner.nextInt();
int ri = scanner.nextInt();
int bool = scanner.nextInt();
double sum = 0;
if(yue == 11){
if(bool == 1){
sum = price * 0.7 - 50;
}else{
sum = price * 0.7;
}
}else{
if(bool == 1){
sum = price * 0.8 - 50;
}else{
sum = price * 0.8;
}
}
if(sum <= 0.00){
System.out.printf("0.00");
}else{
System.out.printf("%.2f",sum);
}
}
}
发表于 2021-12-02 11:58:33
回复(0)
import java.util.Arrays;
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner in = new Scanner(System.in);
String[] input = in.nextLine().split(" ");
double discount;
double price = Double.parseDouble(input[0]);
if (input[1].equals(input[2]) && input[1].equals("11")){
discount = 0.7;
}else if (input[1].equals(input[2]) && input[1].equals("12")){
discount = 0.8;
}else {
discount = 1.0;
}
price = price * discount;
if (input[3].equals("1")){
price -= 50.0;
}
if (price < 0){
price = 0.00;
}
System.out.printf("%.2f", price);
}
}
发表于 2021-10-19 17:47:02
回复(0)
import java.util.Scanner;
public class test35 {
public static void main(String[] args) {
double price;
int month,day,count;
Scanner sc1=new Scanner(System.in);
while (sc1.hasNext()){
price=sc1.nextDouble();
month= sc1.nextInt();
day=sc1.nextInt();
count=sc1.nextInt();
if(month==day && day==11){
price=price*0.7;
}
if(month==day && day==12){
price=price*0.8;
}
if(count==1){
price=price-50;
}
if(price<0){
price=0;
}
System.out.printf("%.2f",price);
}
}
}
发表于 2021-10-08 21:38:24
回复(0)
import java.util.*;
public class Main{
public static void main(String[] args){
Scanner in = new Scanner(System.in);
double price = in.nextDouble();
int month = in.nextInt();
int day = in.nextInt();
int coupon = in.nextInt();
if(month==day&&month==12){
price = price*0.8;
}
if(month==day&&month==11){
price = price*0.7;
}
if(coupon==1){
price = price - 50;
}
System.out.printf("%.2f",price>0?price:0.0);
}
}
发表于 2021-09-03 10:17:56
回复(0)
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String str[] = sc.nextLine().split(" ");
if(str[1].equals("11")&&str[2].equals("11")){
double money = Double.parseDouble(str[0]);
double realmoney = money*0.7;
if(str[3].equals("1")){
realmoney = realmoney - 50;
if(realmoney<0){
realmoney = 0;
}
}
System.out.printf("%.2f",realmoney);
}
else if(str[1].equals("12")&&str[2].equals("12")){
double money = Double.parseDouble(str[0]);
double realmoney = money*0.8;
if(str[3].equals("1")){
realmoney = realmoney - 50;
if(realmoney<0){
realmoney = 0;
}
}
System.out.printf("%.2f",realmoney);
}
else{
double money = Double.parseDouble(str[0]);
double realmoney = money;
System.out.printf("%.2f",realmoney);
}
}
}
发表于 2021-08-10 15:58:02
回复(0)
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner input=new Scanner(System.in);
double price=input.nextDouble();
int mm=input.nextInt();
int dd=input.nextInt();
int flag=input.nextInt();
if(mm==11&&dd==11) price*=0.7;
else if(mm==12&&dd==12) price*=0.8;
if(flag==1)price-=50;
price=price<0?0:price;
System.out.println(String.format("%.2f",price));
}
}
发表于 2020-10-29 19:18:01
回复(0)
import java.util.Scanner;
import java.text.DecimalFormat;
public class Main{
public static void main(String[] args){
Scanner sc=new Scanner(System.in);
String str=sc.nextLine();
String[] arr=str.split(" ");
double price=Double.parseDouble(arr[0]);
double mon=Double.parseDouble(arr[1]);
double day=Double.parseDouble(arr[2]);
double cou=Double.parseDouble(arr[3]);
double num=0.00;
DecimalFormat df=new DecimalFormat("######0.00");
if(mon==11&&day==11){
num=price*0.7;
if(cou==1&&num>=50){
System.out.print(df.format(num-50));
}else if(cou==1&&num<50){
System.out.print("0.00");
}else{
System.out.print(df.format(num));
}
}else if(mon==12&&day==12){
num=price*0.8;
if(cou==1&&num>=50){
System.out.print(df.format(num-50));
}else if(cou==1&&num<50){
System.out.print("0.00");
}else{
System.out.print(df.format(num));
}
}
}
}
import java.text.DecimalFormat;
public class Main{
public static void main(String[] args){
Scanner sc=new Scanner(System.in);
String str=sc.nextLine();
String[] arr=str.split(" ");
double price=Double.parseDouble(arr[0]);
double mon=Double.parseDouble(arr[1]);
double day=Double.parseDouble(arr[2]);
double cou=Double.parseDouble(arr[3]);
double num=0.00;
DecimalFormat df=new DecimalFormat("######0.00");
if(mon==11&&day==11){
num=price*0.7;
if(cou==1&&num>=50){
System.out.print(df.format(num-50));
}else if(cou==1&&num<50){
System.out.print("0.00");
}else{
System.out.print(df.format(num));
}
}else if(mon==12&&day==12){
num=price*0.8;
if(cou==1&&num>=50){
System.out.print(df.format(num-50));
}else if(cou==1&&num<50){
System.out.print("0.00");
}else{
System.out.print(df.format(num));
}
}
}
}
发表于 2020-09-14 12:15:58
回复(0)
import java.util.Scanner;
public class Main {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
String input = s.nextLine();
String[] arrs = input.split(" ");
double price = Double.valueOf(arrs[0]);
String month = arrs[1];
String day = arrs[2];
String copon = arrs[3];
double cost = 0.00;
double discount1 = price * 0.7;
double discount2 = price * 0.8;
if ("11".equals(month) && "11".equals(day)) {
if ("1".equals(copon)) {
if (discount1 < 50) {
System.out.println("0.00");
} else {
System.out.printf("%.2f", discount1 - 50);
}
} else if ("0".equals(copon)) {
System.out.printf("%.2f", discount1);
}
} else if ("12".equals(month) && "12".equals(day)) {
if ("1".equals(copon)) {
if (discount2 < 50) {
System.out.println("0.00");
} else {
System.out.printf("%.2f", discount2 - 50);
}
} else if ("0".equals(copon)) {
System.out.printf("%.2f", discount2);
}
} else {
System.out.printf("%.2f", price);
}
}
public class Main {
public static void main(String[] args) {
Scanner s = new Scanner(System.in);
String input = s.nextLine();
String[] arrs = input.split(" ");
double price = Double.valueOf(arrs[0]);
String month = arrs[1];
String day = arrs[2];
String copon = arrs[3];
double cost = 0.00;
double discount1 = price * 0.7;
double discount2 = price * 0.8;
if ("11".equals(month) && "11".equals(day)) {
if ("1".equals(copon)) {
if (discount1 < 50) {
System.out.println("0.00");
} else {
System.out.printf("%.2f", discount1 - 50);
}
} else if ("0".equals(copon)) {
System.out.printf("%.2f", discount1);
}
} else if ("12".equals(month) && "12".equals(day)) {
if ("1".equals(copon)) {
if (discount2 < 50) {
System.out.println("0.00");
} else {
System.out.printf("%.2f", discount2 - 50);
}
} else if ("0".equals(copon)) {
System.out.printf("%.2f", discount2);
}
} else {
System.out.printf("%.2f", price);
}
}
}
麻烦
发表于 2020-07-28 17:26:26
回复(0)
问题信息
通过挑战的用户
查看代码-
2023-03-11 19:58:36
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2023-01-16 16:23:59
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2022-10-25 19:40:08 -
2022-09-26 11:35:26
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2022-09-25 22:40:02
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