






"""simple docstring"""







def 					_lowerCAmelCase				(					lowerCAmelCase						):







       '''simple docstring'''
       return " ".join(sorted(set(sentence.split()						)						)						)


if __name__ == "__main__":
 import doctest

 doctest.testmod()






def  lowerCAmelCase  (	UpperCAmelCase       )  ->str:






					"""simple docstring"""






					return " ".join(sorted(set(sentence.split()       )       )       )


if __name__ == "__main__":
				import doctest

				doctest.testmod()



