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Pull request по проектной работе No1 #21

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vlodo-o wants to merge 1 commit into Yandex-Practicum:master
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3 changes: 3 additions & 0 deletions .idea/.gitignore
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123 changes: 123 additions & 0 deletions .idea/codeStyles/Project.xml
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5 changes: 5 additions & 0 deletions .idea/codeStyles/codeStyleConfig.xml
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6 changes: 6 additions & 0 deletions .idea/compiler.xml
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18 changes: 18 additions & 0 deletions .idea/gradle.xml
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9 changes: 9 additions & 0 deletions .idea/misc.xml
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6 changes: 6 additions & 0 deletions .idea/vcs.xml
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29 changes: 29 additions & 0 deletions src/main/java/BillCalculator.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,29 @@
import java.util.ArrayList;

public class BillCalculator {
int personsNumber;
double sumPrice;
ArrayList<Product> products = new ArrayList<>();

public BillCalculator(int personsNumber) {
this.personsNumber = personsNumber;
}

public void addProduct(String name, double price) { // Добавление продукта в список
products.add(new Product(name, price));
sumPrice += price;
}

public void printProducts() { // Вывод списка продуктов
int size = products.size();
System.out.println("Добавленные товары:");
for (int i = 0; i < size; i++) {
products.get(i).printProduct();
}
System.out.println("Итого: " + sumPrice + Helpers.getRuble(sumPrice));
}

public double calculateBill() { // Расчет суммы к оплате каждым человеком
return sumPrice/personsNumber;
}
}
16 changes: 16 additions & 0 deletions src/main/java/Helpers.java
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public class Helpers {
public static String getRuble(double number) { // Определение окончания в зависимости от числа
switch ((int)number) {
case 1:
return " рубль";
case 2:
case 3:
case 4:
return " рубля";
default:
return " рублей";
}
}

}

51 changes: 48 additions & 3 deletions src/main/java/Main.java
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@@ -1,8 +1,53 @@
import java.util.Locale;
import java.util.Scanner;

public class Main {

private static final Scanner scanner = new Scanner(System.in).useLocale(Locale.US);

public static void main(String[] args) {
// ваш код начнется здесь
// вы не должны ограничиваться только классом Main и можете создавать свои классы по необходимости
System.out.println("Привет Мир");
int personsNumber = 0;
while (personsNumber < 2) { // Ввод количества человек для разделения счета
System.out.println("На скольких человек необходимо разделить счет?");
if (scanner.hasNextInt()) {
personsNumber = scanner.nextInt();
if (personsNumber < 2) {
System.out.println("Количество человек для разделения счета должно быть больше 1.");
}
}
else {
scanner.next();
System.out.println("Ошибка ввода! Введите целое число.");
}
}
BillCalculator billCalculator = new BillCalculator(personsNumber);
while (true) { // Цикл ввода товаров
System.out.println("Введите название товара:");
String name = scanner.next();
while (true) { // Цикл ввода цены товара с проверкой на валидность
System.out.println("Введите стоимость товара в формате \"рубли.копейки\":");
if (scanner.hasNextDouble()) {
double price = scanner.nextDouble();
if (price < 0) {
System.out.println("Цена должна быть неотрицательной.");
} else {
billCalculator.addProduct(name, price);
System.out.println("Товар успешно добавлен!");
break;
}
} else {
scanner.next();
System.out.println("Ошибка ввода! Введите стоимость товара в правильном формате.");
}
}
System.out.println("Хотите добавить еще один товар? Введите \"завершить\" для завершения ввода.");
String close = scanner.next();
if (close.equalsIgnoreCase("завершить")) {
break;
}
}
billCalculator.printProducts();
double amount = billCalculator.calculateBill();
System.out.println("Сумма, которую должен заплатить каждый: " + String.format("%.2f", amount) + Helpers.getRuble(amount));
}
}
15 changes: 15 additions & 0 deletions src/main/java/Product.java
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import java.lang.Math;

public class Product {
String name;
double price;

public Product(String name, double price) {
this.name = name;
this.price = price;
}

public void printProduct() {
System.out.println(name + " - " + String.format("%.2f",price) + Helpers.getRuble(price));
}
}

AltStyle によって変換されたページ (->オリジナル) /