input: 
  def optimize_code(code: str) -> str:
      """Given a string of code, this function returns an optimized version of the code.
      >>> optimize_code("function getResult(a, b, c) { return a + b + c; }")
      '@dataclass\\nclass Params:\\n a: int\\n b: int\\n c: int\\ndef get_result(params: Params) -> int:\\n \\"\\"\\"Returns the sum of the three given numbers\\"\\"\\"\\n return params.a + params.b + params.c\\ndef optimize(fn, params):\\n best_score = 0\\n best_params = None\\n for a in range(params.a - 10, params.a + 10):\\n for b in range(params.b - 10, params.b + 10):\\n for c in range(params.c - 10, params.c + 10):\\n score = fn(Params(a, b , c))\\n if score > best_score:\\n best_score = score\\n best_params = {\\n \\'a\\': a,\\n \\'b\\': b,\\n \\'c\\': c\\n }\\n return best_params\\nif __name__ == \\'__main__\\':\\n params = Params(a=1, b=2, c=3)\\n best_params = optimize(get_result, params)\\n print(\\"Optimized result: %d\\" % get_result(Params(best_params[\\'a\\'], best_params[\\'b\\'], best_params[\\'c\\'])))\\n'
      """
  
output:     
      import re
      from dataclasses import dataclass
  
      # Extract function name and parameters
      match = re.search(r'function (\w+)\(([^)]*)\)', code)
      if not match:
          return code
  
      func_name = match.group(1)
      params = match.group(2).split(', ')
  
      # Create dataclass for parameters
      dataclass_params = '\n '.join([f'{param}: int' for param in params])
      dataclass_str = f'@dataclass\nclass Params:\n {dataclass_params}'
  
      # Create function with dataclass parameters
      func_params = ', '.join([f'params.{param}' for param in params])
      func_str = f'def {func_name}(params: Params) -> int:\n    """Returns the sum of the three given numbers"""\n    return {func_params}'
  
      # Create optimization function
      optimize_str = f'def optimize(fn, params):\n    best_score = 0\n    best_params = None\n    for a in range(params.a - 10, params.a + 10):\n        for b in range(params.b - 10, params.b + 10):\n            for c in range(params.c - 10, params.c + 10):\n                score = fn(Params(a, b, c))\n                if score > best_score:\n                    best_score = score\n                    best_params = {{\n                        \'a\': a,\n                        \'b\': b,\n                        \'c\': c\n                    }}\n    return best_params'
  
      # Create main block
      main_str = f'if __name__ == \'__main__\':\n    params = Params(a=1, b=2, c=3)\n    best_params = optimize({func_name}, params)\n    print("Optimized result: %d" % {func_name}(Params(best_params[\'a\'], best_params[\'b\'], best_params[\'c\'])))\n'
  
      # Combine all parts
      optimized_code = f'{dataclass_str}\n{func_str}\n{optimize_str}\n{main_str}'
  
      return optimized_code
  