


"""simple docstring"""

def lowerCAmelCase_   (					UpperCamelCase__						:			str			):






 """simple docstring"""







 if not all(x.isalpha() for x in string			):
  raise ValueError("""String must only contain alphabetic characters."""			)

 __lowercase						=						sorted(string.lower()			)
 return len(UpperCamelCase__			) == len(set(UpperCamelCase__			)			)


if __name__ == "__main__":
       UpperCAmelCase__					=input("Enter a string ").strip()

       UpperCAmelCase__					=is_isogram(input_str)
       print(f"""{input_str} is {'an' if isogram else 'not an'} isogram.""")




"""simple docstring"""

def lowerCAmelCase_   (					UpperCamelCase__						:			int					, UpperCamelCase__						:			int			):






 """simple docstring"""







 return x if y == 0 else greatest_common_divisor(UpperCamelCase__					, x % y			)


def lowerCAmelCase_   (					UpperCamelCase__						:			int					, UpperCamelCase__						:			int			):






 """simple docstring"""







 return (x * y) // greatest_common_divisor(UpperCamelCase__					, UpperCamelCase__			)


def lowerCAmelCase_   (					UpperCamelCase__						:			int = 20			):






 """simple docstring"""







 __lowercase						=						1
 for i in range(1					, n + 1			):
  __lowercase						=						lcm(UpperCamelCase__					, UpperCamelCase__			)
 return g


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