





"""simple docstring"""




from collections import Counter





def 		UpperCAmelCase__						(	_UpperCAmelCase   ):






  """simple docstring"""





  return sum(socks_by_color // 2 for socks_by_color in Counter(_UpperCAmelCase   ).values()   )


if __name__ == "__main__":
   import doctest

   doctest.testmod()

   lowerCamelCase_	:		Dict         =   [int(x) for x in input('Enter socks by color :').rstrip().split()]
   print(F"sock_merchant({colors}) = {sock_merchant(colors)}")

"""simple docstring"""
def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 9 / 5) + 32						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round(float(lowerCamelCase_			) + 273.15						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 9 / 5) + 491.67						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) - 32) * 5 / 9						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round(((float(lowerCamelCase_			) - 32) * 5 / 9) + 273.15						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round(float(lowerCamelCase_			) + 459.67						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round(float(lowerCamelCase_			) - 273.15						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round(((float(lowerCamelCase_			) - 273.15) * 9 / 5) + 32						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 9 / 5)						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) - 491.67) * 5 / 9						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round(float(lowerCamelCase_			) - 459.67						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 5 / 9)						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 1.25 + 273.15)						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 2.25 + 32)						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 1.25)						,					lowerCamelCase_			)


def      lowerCamelCase_     (						lowerCamelCase_						,					lowerCamelCase_ = 2			)  ->      float:


					'''simple docstring'''
					return round((float(lowerCamelCase_			) * 2.25 + 32 + 459.67)						,					lowerCamelCase_			)


if __name__ == "__main__":
			import doctest

			doctest.testmod()
