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Update for remove_by_value in singly_linked_list_exercise.py #51

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Update for remove_by_value in singly_linked_list_exercise.py #51

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9 changes: 8 additions & 1 deletion data_structures/3_LinkedList/Solution/singly_linked_list_exercise.py
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Original file line number Diff line number Diff line change
Expand Up @@ -110,13 +110,20 @@ def remove_by_value(self, data):
if self.head.data == data:
self.head = self.head.next
return


initial_length = self.get_length()
count = 0
itr = self.head
while itr.next:
if itr.next.data == data:
itr.next = itr.next.next
break
itr = itr.next
count += 1

if count == initial_length:
raise Exception("The specified element is not present in the linked list")


if __name__ == '__main__':
ll = LinkedList()
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