from math import factorial

def      a__ (		__UpperCamelCase = 1_0_0				):
      return sum(int(__UpperCamelCase				) for x in str(factorial(__UpperCamelCase				)				)				)


if __name__ == "__main__":
      print(solution(int(input("Enter the Number: ").strip())))



from math import factorial


def      a__ (		__UpperCamelCase = 1_0_0				):
      return sum(int(__UpperCamelCase				) for x in str(factorial(__UpperCamelCase				)				)				)


if __name__ == "__main__":
      print(solution(int(input("Enter the Number: ").strip())))


