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Implement a length method #40

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michaelsproul opened this issue Dec 23, 2017 · 0 comments
Open

Implement a length method #40

michaelsproul opened this issue Dec 23, 2017 · 0 comments

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@michaelsproul
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michaelsproul commented Dec 23, 2017

Somehow we never ended up with a .len() method...

To make it constant-time (no tree traversal), it should be reasonably straight-forward to cache the length at each node.

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