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Add time and space complexity analysis to insertion_sort docstring #15054

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Add time and space complexity analysis to insertion_sort docstring #15054

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6 changes: 6 additions & 0 deletions sorts/insertion_sort.py
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Original file line number Diff line number Diff line change
Expand Up @@ -31,6 +31,12 @@ def insertion_sort[T: Comparable](collection: MutableSequence[T]) -> MutableSequ
comparable items inside
:return: the same collection ordered by ascending

Time Complexity:
- O(n^2) in the worst and average cases
- O(n) in the best case, when the collection is already sorted
Space Complexity:
- O(1), since the collection is sorted in place

Examples:
>>> insertion_sort([0, 5, 3, 2, 2])
[0, 2, 2, 3, 5]
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