[1] task 1 #180
132
YanyaevAA/[1].py
132
YanyaevAA/[1].py
|
|
@ -1,132 +0,0 @@
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def ll_insert(head, name, phone):
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current = head
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while current:
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if current['name'] == name:
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current['phone'] = phone
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return head
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current = current['next']
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new_node = {'name': name, 'phone': phone, 'next': None}
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new_node['next'] = head
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return new_node
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def ll_find(head, name):
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current = head
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while current:
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if current['name'] == name:
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return current['phone']
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current = current['next']
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return None
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def ll_delete(head, name):
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if head['name'] == name:
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return head['next']
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current = head
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while current['next']:
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if current['next']['name'] == name:
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current['next'] = current['next']['next']
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break
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current = current['next']
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return head
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def quick_sort(arr):
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if len(arr) <= 1:
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return arr
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left = []
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middle = []
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right = []
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pivot = arr[len(arr) // 2][0]
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for x in arr:
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if x[0]<pivot:
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left.append(x)
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elif x[0]==pivot:
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middle.append(x)
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else:
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right.append(x)
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return quick_sort(left) + middle + quick_sort(right)
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def ll_list_all(head):
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data= []
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current = head
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while current:
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data.append((current['name'], current['phone']))
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current = current['next']
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return quick_sort(data)
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#хэш-таблица
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def ht_insert(buckets, name, phone):
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id=hash(name)%len(buckets)
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buckets[id] = ll_insert(buckets[id], name, phone)
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def ht_find(buckets, name):
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id= hash(name)%len(buckets)
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return ll_find(buckets[id], name)
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def ht_delete(buckets, name):
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id= hash(name)%len(buckets)
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buckets[id] = ll_delete(buckets[id], name)
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def ht_list_all(buckets):
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data = []
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for head in buckets:
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current = head
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while current:
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data.append((current['name'], current['phone']))
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current = current['next']
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return quick_sort(data)
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#Двоичное дерево поиска
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def bst_insert(root, name, phone):
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if root is None:
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return {'name': name, 'phone': phone, 'left': None, 'right': None}
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if root['name'] == name:
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root['phone'] = phone
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elif name<root['name']:
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root['left'] = bst_insert(root['left'], name, phone)
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else:
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root['right'] = bst_insert(root['right'], name, phone)
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return root
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def bst_find(root, name):
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if root is None:
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return None
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if root['name'] == name:
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return root['phone']
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elif name<root['name']:
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return bst_find(root['left'], name)
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else:
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return bst_find(root['right'], name)
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def minimum(node):
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current = node
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while current['left'] is True:
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current = current['left']
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return current
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def bst_delete(root, name):
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if root is None:
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return None
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if name < root['name']:
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root['left'] = bst_delete(root['left'], name)
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elif name > root['name']:
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root['right'] = bst_delete(root['right'], name)
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else:
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if root['left'] is None:
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return root['right']
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elif root['right'] is None:
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return root['left']
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min=minimum(root['right'])
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root['name']=min['name']
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root['phone']=min['phone']
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root['right']=bst_delete(root['right'], min['name'])
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return root
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def bst_list_all(root):
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result=[]
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if root:
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result.extend(bst_list_all(root['left']))
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result.append((root['name'], root['phone']))
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result.extend(bst_list_all(root['right']))
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return result
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BIN
YanyaevAA/docs/data/graphics.png
Normal file
BIN
YanyaevAA/docs/data/graphics.png
Normal file
Binary file not shown.
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After Width: | Height: | Size: 130 KiB |
91
YanyaevAA/docs/data/results.csv
Normal file
91
YanyaevAA/docs/data/results.csv
Normal file
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@ -0,0 +1,91 @@
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Структура,Режим,Операция,Время (сек)
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LinkedList,Случайный,Вставка,1.3571506999942358
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LinkedList,Отсортированный,Вставка,1.3104410000014468
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LinkedList,Случайный,Вставка,1.370557700000063
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LinkedList,Отсортированный,Вставка,1.3163567000010516
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LinkedList,Случайный,Вставка,1.3726127999980235
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LinkedList,Отсортированный,Вставка,1.3090860000011162
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LinkedList,Случайный,Вставка,1.4184881000037421
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LinkedList,Отсортированный,Вставка,1.3065769000022556
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LinkedList,Случайный,Вставка,1.4324161999975331
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LinkedList,Отсортированный,Вставка,1.302870300001814
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HashTable,Случайный,Вставка,0.005242100000032224
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HashTable,Отсортированный,Вставка,0.004384200001368299
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HashTable,Случайный,Вставка,0.004452300003322307
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HashTable,Отсортированный,Вставка,0.004285000002710149
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HashTable,Случайный,Вставка,0.0043441999951028265
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HashTable,Отсортированный,Вставка,0.004188300001260359
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HashTable,Случайный,Вставка,0.031318500004999805
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HashTable,Отсортированный,Вставка,0.004467499995371327
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HashTable,Случайный,Вставка,0.004497000001720153
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HashTable,Отсортированный,Вставка,0.00432149999687681
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BinarySearchTree,Случайный,Вставка,0.016076799998700153
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BinarySearchTree,Отсортированный,Вставка,6.949058300000615
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BinarySearchTree,Случайный,Вставка,0.015741900002467446
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BinarySearchTree,Отсортированный,Вставка,7.462577500002226
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BinarySearchTree,Случайный,Вставка,0.0162205999949947
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BinarySearchTree,Отсортированный,Вставка,7.46889309999824
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BinarySearchTree,Случайный,Вставка,0.016196600001421757
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BinarySearchTree,Отсортированный,Вставка,7.423307500001101
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BinarySearchTree,Случайный,Вставка,0.015813499994692393
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BinarySearchTree,Отсортированный,Вставка,7.387505999999121
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LinkedList,Случайный,Поиск,0.016872100000909995
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LinkedList,Отсортированный,Поиск,0.016344399999070447
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LinkedList,Случайный,Поиск,0.017215699997905176
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LinkedList,Отсортированный,Поиск,0.016057599998021033
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LinkedList,Случайный,Поиск,0.017128699997556396
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LinkedList,Отсортированный,Поиск,0.016144599998369813
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LinkedList,Случайный,Поиск,0.01743249999708496
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LinkedList,Отсортированный,Поиск,0.016194900003029034
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LinkedList,Случайный,Поиск,0.017249500000616536
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LinkedList,Отсортированный,Поиск,0.01595439999800874
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HashTable,Случайный,Поиск,0.00018319999799132347
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HashTable,Отсортированный,Поиск,0.0001588000013725832
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HashTable,Случайный,Поиск,3.9999998989515007e-05
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HashTable,Отсортированный,Поиск,3.5400000342633575e-05
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HashTable,Случайный,Поиск,3.580000338843092e-05
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HashTable,Отсортированный,Поиск,3.4199998481199145e-05
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HashTable,Случайный,Поиск,3.5099998058285564e-05
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HashTable,Отсортированный,Поиск,3.4199998481199145e-05
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HashTable,Случайный,Поиск,3.5099998058285564e-05
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HashTable,Отсортированный,Поиск,3.409999771974981e-05
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BinarySearchTree,Случайный,Поиск,0.00023979999969014898
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BinarySearchTree,Отсортированный,Поиск,0.06078229999548057
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BinarySearchTree,Случайный,Поиск,0.0002549999990151264
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BinarySearchTree,Отсортированный,Поиск,0.05937499999708962
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BinarySearchTree,Случайный,Поиск,0.0005522999999811873
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BinarySearchTree,Отсортированный,Поиск,0.057940200000302866
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BinarySearchTree,Случайный,Поиск,0.00025070000265259296
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BinarySearchTree,Отсортированный,Поиск,0.060181100001500454
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BinarySearchTree,Случайный,Поиск,0.0002657000004546717
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BinarySearchTree,Отсортированный,Поиск,0.05845009999757167
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LinkedList,Случайный,Удаление,0.010934500001894776
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LinkedList,Отсортированный,Удаление,0.011079000003519468
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LinkedList,Случайный,Удаление,0.021408699998573866
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LinkedList,Отсортированный,Удаление,0.01955590000579832
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LinkedList,Случайный,Удаление,0.020861200006038416
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LinkedList,Отсортированный,Удаление,0.020471800002269447
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LinkedList,Случайный,Удаление,0.02055800000380259
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LinkedList,Отсортированный,Удаление,0.01997020000271732
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LinkedList,Случайный,Удаление,0.021316799997293856
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LinkedList,Отсортированный,Удаление,0.02057559999957448
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HashTable,Случайный,Удаление,9.029999637277797e-05
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HashTable,Отсортированный,Удаление,8.179999713320285e-05
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HashTable,Случайный,Удаление,6.199999916134402e-05
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HashTable,Отсортированный,Удаление,5.950000195298344e-05
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HashTable,Случайный,Удаление,2.6599998818710446e-05
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HashTable,Отсортированный,Удаление,2.6399997295811772e-05
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HashTable,Случайный,Удаление,2.6500005333218724e-05
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HashTable,Отсортированный,Удаление,2.630000381032005e-05
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HashTable,Случайный,Удаление,2.630000381032005e-05
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HashTable,Отсортированный,Удаление,2.6200003048870713e-05
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BinarySearchTree,Случайный,Удаление,0.00017410000145900995
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BinarySearchTree,Отсортированный,Удаление,0.03420480000204407
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BinarySearchTree,Случайный,Удаление,0.00016069999401224777
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BinarySearchTree,Отсортированный,Удаление,0.03399109999736538
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BinarySearchTree,Случайный,Удаление,0.00016940000205067918
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BinarySearchTree,Отсортированный,Удаление,0.03377170000021579
|
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BinarySearchTree,Случайный,Удаление,0.00018689999706111848
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BinarySearchTree,Отсортированный,Удаление,0.033754900003259536
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BinarySearchTree,Случайный,Удаление,0.0001664000010350719
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BinarySearchTree,Отсортированный,Удаление,0.03359389999968698
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|
258
YanyaevAA/task1/[1].py
Normal file
258
YanyaevAA/task1/[1].py
Normal file
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@ -0,0 +1,258 @@
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import time
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import random
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import csv
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import sys
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import pandas as pd
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import matplotlib.pyplot as plt
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import seaborn as sns
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sys.setrecursionlimit(12000)
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#Связный список
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def ll_insert(head, name, phone):
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current = head
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while current:
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if current['name'] == name:
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current['phone'] = phone
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return head
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current = current['next']
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new_node = {'name': name, 'phone': phone, 'next': None}
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new_node['next'] = head
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return new_node
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def ll_find(head, name):
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current = head
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while current:
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if current['name'] == name:
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return current['phone']
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current = current['next']
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return None
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def ll_delete(head, name):
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if head['name'] == name:
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return head['next']
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current = head
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while current['next']:
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if current['next']['name'] == name:
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current['next'] = current['next']['next']
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break
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current = current['next']
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return head
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def ll_list_all(head):
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data= []
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current = head
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while current:
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data.append((current['name'], current['phone']))
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current = current['next']
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return sorted(data)
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#хэш-таблица
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def ht_insert(buckets, name, phone):
|
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id=hash(name)%len(buckets)
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buckets[id] = ll_insert(buckets[id], name, phone)
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|
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def ht_find(buckets, name):
|
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id= hash(name)%len(buckets)
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return ll_find(buckets[id], name)
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|
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def ht_delete(buckets, name):
|
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id= hash(name)%len(buckets)
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buckets[id] = ll_delete(buckets[id], name)
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|
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def ht_list_all(buckets):
|
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data = []
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for head in buckets:
|
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current = head
|
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while current:
|
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data.append((current['name'], current['phone']))
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current = current['next']
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return sorted(data)
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|
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|
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|
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#Двоичное дерево поиска
|
||||
def bst_insert(root, name, phone):
|
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if root is None:
|
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return {'name': name, 'phone': phone, 'left': None, 'right': None}
|
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if name == root['name']:
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root['phone'] = phone
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elif name < root['name']:
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root['left'] = bst_insert(root['left'], name, phone)
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else:
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root['right'] = bst_insert(root['right'], name, phone)
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return root
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def bst_find(root, name):
|
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if root is None:
|
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return None
|
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if root['name'] == name:
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return root['phone']
|
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elif name<root['name']:
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return bst_find(root['left'], name)
|
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else:
|
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return bst_find(root['right'], name)
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|
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def minimum(node):
|
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current = node
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while current['left'] is not None:
|
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current = current['left']
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return current
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|
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def bst_delete(root, name):
|
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if root is None:
|
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return None
|
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if name < root['name']:
|
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root['left'] = bst_delete(root['left'], name)
|
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elif name > root['name']:
|
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root['right'] = bst_delete(root['right'], name)
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else:
|
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if root['left'] is None:
|
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return root['right']
|
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elif root['right'] is None:
|
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return root['left']
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min=minimum(root['right'])
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root['name']=min['name']
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root['phone']=min['phone']
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root['right']=bst_delete(root['right'], min['name'])
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return root
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|
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def bst_list_all(root):
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result=[]
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if root:
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result.extend(bst_list_all(root['left']))
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result.append((root['name'], root['phone']))
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result.extend(bst_list_all(root['right']))
|
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return result
|
||||
|
||||
|
||||
|
||||
#1. Генерация тестовых данных
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def generate(n=10000):
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records = [(f"User_{i:05d}", f"+7 ({random.randint(100, 999)}) {random.randint(100, 999)}-{random.randint(00, 99):02}-{random.randint(00, 99):02}") for i in range(n)]
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records_sorted =records.copy()
|
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records_shuffled=records.copy()
|
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random.shuffle(records_shuffled)
|
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return records_sorted, records_shuffled
|
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|
||||
#3.Проведение замеров
|
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#А. Вставка всех записей
|
||||
def task_A(structure_name, data):
|
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start =time.perf_counter()
|
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if structure_name=="LinkedList":
|
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head=None
|
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for name, phone in data:
|
||||
head = ll_insert(head, name, phone)
|
||||
container=head
|
||||
elif structure_name=="HashTable":
|
||||
buckets=[None]*1000
|
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for name, phone in data:
|
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ht_insert(buckets, name, phone)
|
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container=buckets
|
||||
elif structure_name=="BinarySearchTree":
|
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root=None
|
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for name, phone in data:
|
||||
root = bst_insert(root, name, phone)
|
||||
container=root
|
||||
end = time.perf_counter()
|
||||
elapsed = end - start
|
||||
return elapsed, container
|
||||
results=[["Структура", "Режим", "Операция", "Время (сек)"]]
|
||||
structures_name=["LinkedList", "HashTable", "BinarySearchTree"]
|
||||
experiment_name=["Вставка", "Поиск", "Удаление"]
|
||||
mode_of_data=["Случайный", "Отсортированный"]
|
||||
|
||||
records_sorted, records_shuffled = generate()
|
||||
container_shuffled=[]
|
||||
container_sorted=[]
|
||||
for i in range(3):
|
||||
container_shuffled.append(task_A(structures_name[i], records_shuffled)[1])
|
||||
container_sorted.append(task_A(structures_name[i], records_sorted)[1])
|
||||
for j in range(5):
|
||||
|
||||
result_shuffled = task_A(structures_name[i], records_shuffled)[0]
|
||||
results.append([structures_name[i], mode_of_data[0], experiment_name[0], result_shuffled])
|
||||
|
||||
result_sorted= task_A(structures_name[i], records_sorted)[0]
|
||||
results.append([structures_name[i], mode_of_data[1], experiment_name[0], result_sorted])
|
||||
print(f"{structures_name[i]}: Время вставки всех записей {mode_of_data[0]}: {result_shuffled} {mode_of_data[1]}: {result_sorted}")
|
||||
|
||||
#Б. Поиск 100 случайных записей
|
||||
def task_B(structure_name,container, data):
|
||||
start=time.perf_counter()
|
||||
if structure_name=="LinkedList":
|
||||
for name in data:
|
||||
ll_find(container, name)
|
||||
elif structure_name=="HashTable":
|
||||
for name in data:
|
||||
ht_find(container, name)
|
||||
elif structure_name=="BinarySearchTree":
|
||||
for name in data:
|
||||
bst_find(container, name)
|
||||
end=time.perf_counter()
|
||||
elapsed = end - start
|
||||
return elapsed
|
||||
|
||||
names=[record[0] for record in records_shuffled]
|
||||
random_names=random.sample(names, 100)
|
||||
missing_names=[f"None_{i}" for i in range(10)]
|
||||
names_for_test=random_names+missing_names
|
||||
|
||||
print("Результаты задания Б")
|
||||
for i in range(3):
|
||||
for j in range(5):
|
||||
result_shuffled = task_B(structures_name[i], container_shuffled[i], names_for_test)
|
||||
results.append([structures_name[i], mode_of_data[0], experiment_name[1], result_shuffled])
|
||||
|
||||
result_sorted=task_B(structures_name[i], container_sorted[i], names_for_test)
|
||||
results.append([structures_name[i], mode_of_data[1], experiment_name[1], result_sorted])
|
||||
print(f"{structures_name[i]}: Время выполнения для 110 записей для {mode_of_data[0]}: {result_shuffled} {mode_of_data[1]}: {result_sorted} ")
|
||||
|
||||
|
||||
#В. Удаление 50 случайных чисел
|
||||
def task_C(structure_name,container, data):
|
||||
start=time.perf_counter()
|
||||
if structure_name=="LinkedList":
|
||||
for name in data:
|
||||
container=ll_delete(container, name)
|
||||
elif structure_name=="HashTable":
|
||||
for name in data:
|
||||
ht_delete(container, name)
|
||||
elif structure_name=="BinarySearchTree":
|
||||
for name in data:
|
||||
container = bst_delete(container, name)
|
||||
end=time.perf_counter()
|
||||
elapsed = end - start
|
||||
return elapsed
|
||||
|
||||
names_to_delete=random.sample(names,50)
|
||||
print("Результаты задания В")
|
||||
|
||||
for i in range(3):
|
||||
for j in range(5):
|
||||
shuffled=container_shuffled[i]
|
||||
sorted=container_sorted[i]
|
||||
result_shuffled=task_C(structures_name[i], shuffled, names_to_delete)
|
||||
results.append([structures_name[i], mode_of_data[0], experiment_name[2], result_shuffled])
|
||||
|
||||
result_sorted = task_C(structures_name[i], sorted, names_to_delete)
|
||||
results.append([structures_name[i], mode_of_data[1], experiment_name[2], result_sorted])
|
||||
print(f"{structures_name[i]}: Время удаления 50 записей для {mode_of_data[0]}: {result_shuffled} {mode_of_data[1]}: {result_sorted}")
|
||||
|
||||
#4. Сохранение результатов
|
||||
csv_file=r"C:\Users\Андрей\Desktop\2026-rff_mp\YanyaevAA\docs\data\results.csv"
|
||||
with open(r"C:\Users\Андрей\Desktop\2026-rff_mp\YanyaevAA\docs\data\results.csv", "w", newline="",encoding="utf-8") as f:
|
||||
writer = csv.writer(f)
|
||||
writer.writerows(results)
|
||||
|
||||
#Построение графиков
|
||||
df = pd.read_csv(csv_file)
|
||||
df_avg = df.groupby(["Структура", "Режим", "Операция"])["Время (сек)"].mean().reset_index()
|
||||
fig, axes = plt.subplots(1, 3, figsize=(18, 6))
|
||||
for i, experiment in enumerate(experiment_name):
|
||||
data_experiment = df_avg[df_avg["Операция"] == experiment]
|
||||
sns.barplot(ax=axes[i],data=data_experiment, x="Структура",y="Время (сек)",hue="Режим")
|
||||
axes[i].set_title(experiment)
|
||||
axes[i].set_ylabel("Среднее время (сек)")
|
||||
axes[i].set_yscale("log")
|
||||
plt.tight_layout()
|
||||
plt.savefig(r"C:\Users\Андрей\Desktop\2026-rff_mp\YanyaevAA\docs\data\graphics.png", dpi=300, bbox_inches='tight')
|
||||
plt.show()
|
||||
Loading…
Reference in New Issue
Block a user