diff --git a/ccws_practical.pdf b/ccws_practical.pdf
new file mode 100644
index 0000000..c4cbb47
Binary files /dev/null and b/ccws_practical.pdf differ
diff --git a/flask.txt b/flask.txt
new file mode 100644
index 0000000..c79ea49
--- /dev/null
+++ b/flask.txt
@@ -0,0 +1,51 @@
+from flask import Flask, request, jsonify
+
+app = Flask(__name__)
+
+# Sample data
+books = [
+    {"id": 1, "title": "Book 1", "author": "Author 1"},
+    {"id": 2, "title": "Book 2", "author": "Author 2"},
+    {"id": 3, "title": "Book 3", "author": "Author 3"}
+]
+
+# Route to get all books
+@app.route('/books', methods=['GET'])
+def get_books():
+    return jsonify(books)
+
+# Route to get a specific book by its ID
+@app.route('/books/<int:book_id>', methods=['GET'])
+def get_book(book_id):
+    for book in books:
+        if book['id'] == book_id:
+            return jsonify(book)
+    return jsonify({'error': 'Book not found'}), 404
+
+# Route to add a new book
+@app.route('/books', methods=['POST'])
+def add_book():
+    new_book = request.json
+    books.append(new_book)
+    return jsonify(new_book), 201
+
+# Route to update an existing book
+@app.route('/books/<int:book_id>', methods=['PUT'])
+def update_book(book_id):
+    for book in books:
+        if book['id'] == book_id:
+            book.update(request.json)
+            return jsonify(book)
+    return jsonify({'error': 'Book not found'}), 404
+
+# Route to delete a book
+@app.route('/books/<int:book_id>', methods=['DELETE'])
+def delete_book(book_id):
+    for i, book in enumerate(books):
+        if book['id'] == book_id:
+            del books[i]
+            return jsonify({'message': 'Book deleted'})
+    return jsonify({'error': 'Book not found'}), 404
+
+if __name__ == '__main__':
+    app.run(debug=True)