1d-range-query

Efficient range maximum/minimum query

Usage no npm install needed!

<script type="module">
  import dRangeQuery from 'https://cdn.skypack.dev/1d-range-query';
</script>

README

1d-range-query

Efficient range maximum/minimum query.

npm install 1d-range-query

Usage

import rangeQuery from '1d-range-query';
const query = rangeQuery([1,5,10,2,5,3]);
console.log(query.max(0, 2)); // => 10 (10 is the max in [1,5,10])
console.log(query.min(2, 4)); // => 2 (2 is the min in [10,2,5])

#query.max(from, to)

Query the maximum value in range [from, to].

#query.min(from, to)

Query the minimum value in range [from, to].

Complexity

Time

Initialize: O(nlogn)

Query: O(1)

Space

O(nlogn)

License

MIT