





'''simple docstring'''

from math import factorial







def    a__							(							lowercase   :	int = 100 )						->						int:





     """simple docstring"""

     return sum(map(lowercase,   str(factorial(lowercase ) ) ) )


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








"""simple docstring"""






def      _lowercase							(    __snake_case   ,__snake_case      )		->  int:
			return int((input_a, input_a).count(1      ) != 0      )


def      _lowercase							(    )		->  None:
			assert or_gate(0   ,0      ) == 0
			assert or_gate(0   ,1      ) == 1
			assert or_gate(1   ,0      ) == 1
			assert or_gate(1   ,1      ) == 1


if __name__ == "__main__":
	print(or_gate(0, 1))
	print(or_gate(1, 0))
	print(or_gate(0, 0))
	print(or_gate(1, 1))