code: 
  
  
  """simple docstring"""
  
  
  
  
  from itertools import combinations_with_replacement
  
  
  
  def 						__a      (  a = 1_0_0					):
  
  
  
  
  
         """simple docstring"""
  
  
  
  
  
  
  
         _a          =				[*list(range(1,		2_1					)					), 2_5]
         _a          =				[2 * x for x in range(1,		2_1					)] + [5_0]
         _a          =				[3 * x for x in range(1,		2_1					)]
         _a          =				singles + doubles + triples + [0]
  
         _a          =				0
         _a          =				42
         _a          =				42
         _a          =				42
         _a          =				42
  
         for double in doubles:
                for throwa, throwa in combinations_with_replacement(a,		2					):
                       _a          =				double + throwa + throwa
                       if checkout_total < limit:
                              num_checkouts += 1
  
         return num_checkouts
  
  
  if __name__ == "__main__":
     print(f'{solution() = }')
  
style_context: 
  
  
  """simple docstring"""
  
  
  
  
  from __future__ import annotations
  
  
  
  def 						__a      (  a,		a					):
  
  
  
  
  
         """simple docstring"""
  
  
  
  
  
  
  
         assert len(a					) == len(a					)
  
         _a          =				len(a					)
         _a          =				list(range(a					)					)
         _a          =				[-1] * n  # who the donor has donated to
         _a          =				[-1] * n  # who the recipient has received from
         _a          =				[0] * n
  
         while unmatched_donors:
                _a          =				unmatched_donors[0]
                _a          =				donor_pref[donor]
                _a          =				donor_preference[num_donations[donor]]
                num_donations[donor] += 1
                _a          =				recipient_pref[recipient]
                _a          =				rec_record[recipient]
  
                if prev_donor != -1:
                       if rec_preference.index(a					) > rec_preference.index(a					):
                              _a          =				donor
                              _a          =				recipient
                              unmatched_donors.append(a					)
                              unmatched_donors.remove(a					)
                else:
                       _a          =				donor
                       _a          =				recipient
                       unmatched_donors.remove(a					)
         return donor_record
  