first commit

src/main/java/AccountDivider.java

@@ -0,0 +1,2 @@
+package PACKAGE_NAME;public class AccountDivider {
+}

src/main/java/Calculator.java

@@ -0,0 +1,70 @@
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Scanner;
+
+public class Calculator {
+    private List<Item> items;
+
+    public Calculator() {
+        this.items = new ArrayList<>();
+    }
+
+    public void addItem(String name, double price) {
+        items.add(new Item(name, price));
+    }
+
+    public double getTotalBill() {
+        double total = 0.0;
+        for (Item item : items) {
+            total += item.getPrice();
+        }
+        return total;
+    }
+
+    public List<Item> getItems() {
+        return items;
+    }
+
+    public void splitBill(int  kGuests) {
+        double totalBill = getTotalBill();
+        double perPerson;
+        if ( kGuests > 1) {
+            perPerson = totalBill /  kGuests;
+        } else {
+            perPerson = totalBill;
+        }
+
+        // Определение окончания для "рубль"
+        String suffix;
+        int part = (int) totalBill;
+        if (part % 10 == 1 &&part % 100 != 11) {
+            suffix = "рубль";
+        } else if (part % 10 >= 2 &&part % 10 <= 4 && (part % 100 < 10 ||part % 100 >= 20)) {
+            suffix = "рубля";
+        } else {
+            suffix = "рублей";
+        }
+
+        System.out.println("Общая сумма счета: " + String.format("%.2f", totalBill) + " " + suffix + ".");
+        System.out.println("Каждый гость должен заплатить по: " + String.format("%.2f", perPerson) + " " + suffix + ".");
+    }
+
+
+    static class Item {
+        private String name;
+        private double price;
+
+        public Item(String name, double price) {
+            this.name = name;
+            this.price = price;
+        }
+
+        public String getName() {
+            return name;
+        }
+
+        public double getPrice() {
+            return price;
+        }
+    }
+}