SimplePointofSale(POS)System.java

Java/SimplePointofSale(POS)System.java

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+// =====================================
+// 🔹 Title: Simple Point of Sale System
+// =====================================
+
+import java.util.*;
+
+class Product {
+    String name;
+    double price;
+    Product(String name, double price) { this.name = name; this.price = price; }
+}
+
+public class SimplePOS {
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+        List<Product> cart = new ArrayList<>();
+
+        System.out.println("===== SIMPLE POS SYSTEM =====");
+        while (true) {
+            System.out.println("1. Add Product");
+            System.out.println("2. View Cart");
+            System.out.println("3. Checkout");
+            System.out.println("0. Exit");
+            System.out.print("Choice: ");
+            int choice = sc.nextInt();
+
+            if (choice == 1) {
+                sc.nextLine();
+                System.out.print("Enter product name: ");
+                String name = sc.nextLine();
+                System.out.print("Enter price: ");
+                double price = sc.nextDouble();
+                cart.add(new Product(name, price));
+                System.out.println("✅ Added to cart!");
+            } else if (choice == 2) {
+                double total = 0;
+                System.out.println("\n🛍️ Cart:");
+                for (Product p : cart) {
+                    System.out.println(p.name + " - $" + p.price);
+                    total += p.price;
+                }
+                System.out.println("Total: $" + total);
+            } else if (choice == 3) {
+                double total = cart.stream().mapToDouble(p -> p.price).sum();
+                System.out.println("💰 Total Amount: $" + total);
+                cart.clear();
+                System.out.println("Checkout complete!");
+            } else if (choice == 0) break;
+        }
+        sc.close();
+    }
+}