jumboframe

Untitled

Jun 25th, 2021
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  1. def best_list_pureness(*args):
  2.     def calculate_p(p_lst):
  3.         p = 0
  4.         for idx in range(len(p_lst)):
  5.             p += p_lst[idx] * idx
  6.         return p
  7.  
  8.     lst = args[0]
  9.     k = args[-1]
  10.     best_rotations = 0
  11.     best_pureness = 0
  12.     best_pureness = calculate_p(lst)
  13.     for i in range(k):
  14.         lst.insert(0, lst.pop())
  15.         current_pureness = calculate_p(lst)
  16.         if current_pureness > best_pureness:
  17.             best_pureness = current_pureness
  18.             best_rotations = i + 1
  19.  
  20.     return f"Best pureness {best_pureness} after {best_rotations } rotations"
  21.  
  22.  
  23. test = ([4, 3, 2, 6], 4)
  24. result = best_list_pureness(*test)
  25. print(result)
  26.  
  27. test = ([7, 9, 2, 5, 3, 4], 3)
  28. result = best_list_pureness(*test)
  29. print(result)
  30.  
  31. test = ([1, 2, 3, 4, 5], 10)
  32. result = best_list_pureness(*test)
  33. print(result)
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