Sanjaykumar-IT/dsa-problems

Check No.of bits set to 1

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#20 opened on Oct 15, 2024

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Description

Given a number, calculate the no.of bits that are set to 1 for its binary representation

Input: 7 Output 3

Input 8 Output 1

Input 0 Output 0

Contributor guide

Research direction
Implement a function that counts the number of 1 bits in the binary representation of a given integer using bitwise operations such as n & (n 1) or a loop over bits.
Tech stack
java
Domain
None
Issue type
Feature
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
1
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
Under 1 hour
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
Javabitwise operations
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
90