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Консольное приложение №1 #1
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
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| public class Calculator { | ||
| String names = ""; | ||
| int people; | ||
| double valueResult; | ||
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| Calculator(int people) { | ||
| this.people = people; | ||
| } | ||
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| void addMember(Product product) { | ||
| valueResult += product.productValue; | ||
| names += product.productName + "\n"; | ||
| } | ||
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| public String Cost() { | ||
| double sum = valueResult / people; | ||
| var rubles = Math.floor(sum); | ||
| var suffix = getSuffix(rubles); | ||
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| return String.format("%.2f", sum) + " рубл" + suffix; | ||
| } | ||
| public static String getSuffix(double rubles) { | ||
| double numb1 = rubles % 100; | ||
| double numb2 = rubles % 10; | ||
| if (numb1 >= 11 && numb1 <= 14) { | ||
| return "ей"; | ||
| } else if (numb2 == 1) { | ||
| return "ь"; | ||
| } else if (numb2 == 2 || numb2 == 3 || numb2 == 4) { | ||
| return "я"; | ||
| } else { | ||
| return "ей"; | ||
| } | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,55 @@ | ||
| import java.util.Scanner; | ||
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| public class Main { | ||
| public static void main(String[] args) { | ||
| System.out.println("Hello world!"); | ||
| Scanner scan = new Scanner(System.in); | ||
|
There was a problem hiding this comment. Choose a reason for hiding this commentThe reason will be displayed to describe this comment to others. Learn more. Рекомендация: - хорошей практикой является делать вызов scanner.close() после того, как сканнер больше не используется. Это необходимо для того, что бы этот объект не потреблял ресурсы, тогда когда это уже не требуется. |
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| int people = 0; | ||
| double value = 0; | ||
| System.out.println("На какое количество гостей нужно разделить счёт?"); | ||
| while (scan.hasNext()) { | ||
| if (!scan.hasNextInt()) { | ||
| System.out.println("Ошибка! Пожалуйста, повторите ввод"); | ||
| scan.next(); | ||
| } | ||
| if (scan.hasNextInt()) { | ||
| people = scan.nextInt(); | ||
| if (people > 1) { | ||
| break; | ||
| } else { | ||
| System.out.println("Ошибка, введите корректное количество гостей"); | ||
| scan.hasNext(); | ||
| } | ||
| } | ||
| } | ||
| Calculator number = new Calculator(people); | ||
| while (true) { | ||
| System.out.println("Введите название товара: "); | ||
| String name = scan.next(); | ||
| System.out.println("Введите стоимость товара: "); | ||
| while (scan.hasNext()) { | ||
| if (!scan.hasNextDouble()) { | ||
| System.out.println("Ошибка! Пожалуйста, повторите ввод цены"); | ||
| scan.next(); | ||
| } | ||
| if (scan.hasNextDouble()) { | ||
| value = scan.nextDouble(); | ||
| if (value > 0) { | ||
| break; | ||
| } else { | ||
| System.out.println("Ошибка, введите корректную цену"); | ||
| scan.hasNext(); | ||
| } | ||
| } | ||
| } | ||
| Product product = new Product(name, value); | ||
| number.addMember(product); | ||
| System.out.println("Товар успешно добавлен. Хотите добавить новый товар?"); | ||
| String result = scan.next(); | ||
| if (result.equalsIgnoreCase("Завершить")) { | ||
| System.out.println("Каждый должен скинуться по: " + number.Cost()); | ||
| System.out.println("Добавленные товары: " + "\n" + number.names); | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| public class Product { | ||
| String productName; | ||
| double productValue; | ||
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| Product(String productName, double productValue) { | ||
| this.productValue = productValue; | ||
| this.productName = productName; | ||
| } | ||
| } |
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В java принят определенный стиль форматирования кода. Если не вдаваться в подробности, то отформатировать код можно быстрой комбинаций клавиш Ctrl+Alt+L(Windows) или (⌘+⌥+L)(Mac)