




from __future__ import annotations

from collections import namedtuple

def  UpperCAmelCase_							(				__UpperCAmelCase						:     float      ,      __UpperCAmelCase						:     float      ,      __UpperCAmelCase						:     float							) ->			tuple:
      SCREAMING_SNAKE_CASE_     						=      namedtuple('result'      ,      'name value'							)
      if (voltage, current, power).count(0							) != 1:
            raise ValueError('Only one argument must be 0'							)
      elif power < 0:
            raise ValueError(
                'Power cannot be negative in any electrical/electronics system'							)
      elif voltage == 0:
            return result('voltage'      ,      power / current							)
      elif current == 0:
            return result('current'      ,      power / voltage							)
      elif power == 0:
            return result('power'      ,      float(round(abs(voltage * current							)      ,      2							)							)							)
      else:
            raise ValueError('Exactly one argument must be 0'							)


if __name__ == "__main__":
   import doctest

   doctest.testmod()





def  UpperCAmelCase_							(				) ->			int:
      return 1

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else two_pence(x - 2							) + one_pence()

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else five_pence(x - 5							) + two_pence(__UpperCAmelCase							)

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else ten_pence(x - 10							) + five_pence(__UpperCAmelCase							)

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else twenty_pence(x - 20							) + ten_pence(__UpperCAmelCase							)

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else fifty_pence(x - 50							) + twenty_pence(__UpperCAmelCase							)

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else one_pound(x - 1_00							) + fifty_pence(__UpperCAmelCase							)

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int							) ->			int:
      return 0 if x < 0 else two_pound(x - 2_00							) + one_pound(__UpperCAmelCase							)

def  UpperCAmelCase_							(				__UpperCAmelCase						:     int = 2_00							) ->			int:
      return two_pound(__UpperCAmelCase							)


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