OpenGenus/cosmos

Fenwick Tree

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#760 opened on Oct 6, 2017

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 (8 comments) (0 reactions) (0 assignees)C++ (3,724 forks)batch import
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Description

Implementation in Java

Contributor guide

Research direction
Implement a Fenwick tree (Binary Indexed Tree) class in Java with methods for point updates and prefix sum queries. Ensure the internal array is 1 indexed and handle input parameters appropriately.
Tech stack
java
Domain
backend
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Active
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
Java
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
75