input: from flask import Flask, jsonify, request
  from flask_mysqldb import MySQL
  
  app = Flask(name)
  
  # Mysql configuration
  app.config['MYSQL_USER'] = 'root'
  app.config['MYSQL_PASSWORD'] = 'password'
  app.config['MYSQL_DB'] = 'users'
  app.config['MYSQL_CURSORCLASS'] = 'DictCursor'
  
  mysql = MySQL(app)
  
  @app.route('/users', methods=['POST'])
  def create_user():
   name = request.json['name']
   email = request.json['email']
  
   cur = mysql.connection.cursor()
   cur.execute("INSERT INTO users (name, email) VALUES (%s, %s)", (name, email))
   mysql.connection.commit()
   cur.close()
  
   return jsonify({'message': 'User created'})
  
  @app.route('/users', methods=['GET'])
  def get_users():
   cur = mysql.connection.cursor()
   cur.execute("SELECT * FROM users")
   users = cur.fetchall()
   cur.close()
  
   return jsonify(users)
  
  @app.route('/users/int:id', methods=['GET'])
  def get_user(id):
   cur = mysql.connection.cursor()
   cur.execute("SELECT * FROM users WHERE id=%s", (id))
   user = cur.fetchone()
   cur.close()
  
   return jsonify(user)
  
  if name == "main":
   app.run(debug=True)
  
  """
  This function implements a REST API for creating and reading users using Flask and MySQL.
  
  >>> curl -X POST -H "Content-Type: application/json" -d '{"name":"John", "email":"john@example.com"}' http://localhost:5000/users
  jsonify({'message': 'User created'})
  
  >>> curl http://localhost:5000/users
  jsonify([{'id': 1, 'name': 'John', 'email': 'john@example.com'}])
  
  >>> curl http://localhost:5000/users/1
  jsonify({'id': 1, 'name': 'John', 'email': 'john@example.com'})
  """
  
                           
  Which error in the code prevents the Flask application from running correctly?
output:     
  @app.route('/users/<int:id>', methods=['GET'])
  def get_user(id):
   cur = mysql.connection.cursor()
   cur.execute("SELECT * FROM users WHERE id=%s", (id,))
   user = cur.fetchone()
   cur.close()
  
   return jsonify(user)
  