



'''simple docstring'''


def 				__lowerCamelCase				(   A__ = 1_000    )       ->	int:






   """simple docstring"""
   return sum(e for e in range(3    ,						__UpperCamelCase    ) if e % 3 == 0 or e % 5 == 0    )


if __name__ == "__main__":
   print(f'''{solution() = }''')









"""simple docstring"""


import re



def 					lowerCAmelCase				(    __UpperCamelCase ):




  """simple docstring"""







  return [char.split() for char in re.split(r'''[^ a-z A-Z 0-9 \s]'''		,       str_ )]



def 					lowerCAmelCase				(    __UpperCamelCase ):




  """simple docstring"""







  __A									= split_input(str_ )
  return "".join(
      [''''''.join([char.capitalize() for char in sub_str] ) for sub_str in string_split] )



def 					lowerCAmelCase				(    __UpperCamelCase		,       __UpperCamelCase		,       __UpperCamelCase ):




  """simple docstring"""







  try:
    __A									= split_input(__UpperCamelCase )
    if upper:
      __A									= ''''''.join(
          [
              separator.join([char.upper() for char in sub_str] )
              for sub_str in string_split
          ] )
    else:
      __A									= ''''''.join(
          [
              separator.join([char.lower() for char in sub_str] )
              for sub_str in string_split
          ] )
    return res_str
  except IndexError:
    return "not valid string"



def 					lowerCAmelCase				(    __UpperCamelCase ):




  """simple docstring"""







  return to_simple_case(__UpperCamelCase )



def 					lowerCAmelCase				(    __UpperCamelCase ):




  """simple docstring"""







  try:
    __A									= to_simple_case(__UpperCamelCase )
    return res_str[0].lower() + res_str[1:]
  except IndexError:
    return "not valid string"



def 					lowerCAmelCase				(    __UpperCamelCase		,       __UpperCamelCase ):




  """simple docstring"""







  return to_complex_case(__UpperCamelCase		,       __UpperCamelCase		,       '''_''' )



def 					lowerCAmelCase				(    __UpperCamelCase		,       __UpperCamelCase ):




  """simple docstring"""







  return to_complex_case(__UpperCamelCase		,       __UpperCamelCase		,       '''-''' )


if __name__ == "__main__":
       __import__('doctest').testmod()




