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Update addAt() method #10

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Update addAt() method #10

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3 changes: 3 additions & 0 deletions src/main/python/algorithms/datastructures/linkedlist/DoublyLinkedList.py
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Original file line number Diff line number Diff line change
Expand Up @@ -112,6 +112,9 @@ def addAt(self, index, data):
"""
if index < 0:
raise Exception('index should not be negative. The value of index was: {}'.format(index))

if index > self.llSize:
raise Exception('index is out of bounds. The value of index was: {}'.format(index))

if index == 0:
self.addFirst(data)
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