input: def optimize_code(original_code: str) -> str:
      """
      Optimizes the given Python code by creating a dataclass for parameters and optimizing the function using a brute-force approach.
      
      >>> optimize_code('function getResult(a, b, c) { return a + b + c; }')
      from dataclasses import dataclass
  
      @dataclass
      class Params:
          a: int
          b: int
          c: int
  
      def get_result(params: Params) -> int:
          """Returns the sum of the three given numbers"""
          return params.a + params.b + params.c
  
      # Optimize the code
      def optimize(fn, params):
          best_score = 0
          best_params = None
          for a in range(params.a - 10, params.a + 10):
              for b in range(params.b - 10, params.b + 10):
                  for c in range(params.c - 10, params.c + 10):
                      score = fn(Params(a, b, c))
                      if score > best_score:
                          best_score = score
                          best_params = {
                              'a': a,
                              'b': b,
                              'c': c
                          }
          return best_params
  
      if __name__ == '__main__':
          # Initialize the parameters
          params = Params(a=1, b=2, c=3)
          # Get the optimized params
          best_params = optimize(get_result, params)
          # Print the optimized result
          print("Optimized result: %d" % get_result(Params(best_params['a'], best_params['b'], best_params['c'])))
      """
output:     import re
      from dataclasses import dataclass
  
      # Extract function name and parameters
      match = re.match(r'function (\w+)\((.*?)\) { return (.*?); }', original_code)
      if not match:
          return "Invalid code format"
  
      function_name = match.group(1)
      params = match.group(2).split(', ')
      return_expr = match.group(3)
  
      # Create dataclass for parameters
      dataclass_code = f"@dataclass\nclass Params:\n"
      for param in params:
          dataclass_code += f"    {param}: int\n"
  
      # Create optimized function
      optimized_function_code = f"def {function_name}(params: Params) -> int:\n"
      optimized_function_code += f"    return {return_expr}\n\n"
  
      # Create optimize function
      optimize_function_code = f"def optimize(fn, params):\n"
      optimize_function_code += f"    best_score = 0\n"
      optimize_function_code += f"    best_params = None\n"
      optimize_function_code += f"    for {params[0]} in range(params.{params[0]} - 10, params.{params[0]} + 10):\n"
      optimize_function_code += f"        for {params[1]} in range(params.{params[1]} - 10, params.{params[1]} + 10):\n"
      optimize_function_code += f"            for {params[2]} in range(params.{params[2]} - 10, params.{params[2]} + 10):\n"
      optimize_function_code += f"                score = fn(Params({', '.join(params)}))\n"
      optimize_function_code += f"                if score > best_score:\n"
      optimize_function_code += f"                    best_score = score\n"
      optimize_function_code += f"                    best_params = {{\n"
      for param in params:
          optimize_function_code += f"                        '{param}': {param},\n"
      optimize_function_code += f"                    }}\n"
      optimize_function_code += f"    return best_params\n\n"
  
      # Main block
      main_block_code = f"if __name__ == '__main__':\n"
      main_block_code += f"    # Initialize the parameters\n"
      main_block_code += f"    params = Params({', '.join([f'{param}=1' for param in params])})\n"
      main_block_code += f"    # Get the optimized params\n"
      main_block_code += f"    best_params = optimize({function_name}, params)\n"
      main_block_code += f"    # Print the optimized result\n"
      main_block_code += f"    print('Optimized result: %d' % {function_name}(Params({', '.join([f'best_params[\'{param}\']' for param in params])})))\n"
  
      return dataclass_code + optimized_function_code + optimize_function_code + main_block_code