
from __future__ import annotations

import requests




def        __UpperCamelCase					(    lowerCAmelCase__							:    str  ):
 __a			:  List[Any]		    =  f"https://hacker-news.firebaseio.com/v0/item/{story_id}.json?print=pretty"
 return requests.get(lowerCAmelCase__  ).json()




def        __UpperCamelCase					(    lowerCAmelCase__							:    int = 1_0  ):
 __a			:  Dict		    =  '''https://hacker-news.firebaseio.com/v0/topstories.json?print=pretty'''
 __a			:  List[str]		    =  requests.get(lowerCAmelCase__  ).json()[:max_stories]
 return [get_hackernews_story(lowerCAmelCase__  ) for story_id in story_ids]




def        __UpperCamelCase					(    lowerCAmelCase__							:    int = 1_0  ):
 __a			:  str		    =  hackernews_top_stories(lowerCAmelCase__  )
 return "\n".join('''* [{title}]({url})'''.format(**lowerCAmelCase__  ) for story in stories  )


if __name__ == "__main__":
      print(hackernews_top_stories_as_markdown())


from math import pi, sqrt




def        __UpperCamelCase					(    lowerCAmelCase__							:    float  ):
 if num <= 0:
  raise ValueError('''math domain error'''  )
 if num > 1_71.5:
  raise OverflowError('''math range error'''  )
 elif num - int(lowerCAmelCase__  ) not in (0, 0.5):
  raise NotImplementedError('''num must be an integer or a half-integer'''  )
 elif num == 0.5:
  return sqrt(lowerCAmelCase__  )
 else:
  return 1.0 if num == 1 else (num - 1) * gamma(num - 1  )




def        __UpperCamelCase					(    ):
 assert gamma(0.5  ) == sqrt(lowerCAmelCase__  )
 assert gamma(1  ) == 1.0
 assert gamma(2  ) == 1.0


if __name__ == "__main__":
      from doctest import testmod

      testmod()
      lowercase__          =1.0
      while num:
            lowercase__          =float(input('Gamma of: '))
            print(F"""gamma({num}) = {gamma(num)}""")
            print('\nEnter 0 to exit...')
