






'''simple docstring'''

from math import factorial



def 							snake_case					(     a_							: int    ,   a_							: int	)       ->				int:





      """simple docstring"""

      if n < k or k < 0:
            raise ValueError("""Please enter positive integers for n and k where n >= k"""	)
      return factorial(a_	) // (factorial(a_	) * factorial(n - k	))


if __name__ == "__main__":
      print(
          "The number of five-card hands possible from a standard",
          f"fifty-two card deck is: {combinations(52, 5)}\n",
      )

      print(
          "If a class of 40 students must be arranged into groups of",
          f"4 for group projects, there are {combinations(40, 4)} ways",
          "to arrange them.\n",
      )

      print(
          "If 10 teams are competing in a Formula One race, there",
          f"are {combinations(10, 3)} ways that first, second and",
          "third place can be awarded.",
      )














'''simple docstring'''

def 							snake_case					(     )       ->				int:





      """simple docstring"""

      return 1



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else two_pence(x - 2	) + one_pence()



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else five_pence(x - 5	) + two_pence(a_	)



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else ten_pence(x - 10	) + five_pence(a_	)



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else twenty_pence(x - 20	) + ten_pence(a_	)



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else fifty_pence(x - 50	) + twenty_pence(a_	)



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else one_pound(x - 100	) + fifty_pence(a_	)



def 							snake_case					(     a_							: int	)       ->				int:





      """simple docstring"""

      return 0 if x < 0 else two_pound(x - 200	) + one_pound(a_	)



def 							snake_case					(     a_							: int = 200	)       ->				int:





      """simple docstring"""

      return two_pound(a_	)


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






