OpenGenus/cosmos

Amicable numbers

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#342 opened on Oct 3, 2017

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 (3 comments) (1 reaction) (1 assignee)C++ (3,724 forks)batch import
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Description

Find the sum of all the amicable numbers under 10000.

Contributor guide

Research direction
Implement a function to compute the sum of all amicable numbers under 10000. Start by writing a helper to calculate the sum of proper divisors of a number, then iterate through numbers to find amicable pairs and sum them.
Tech stack
cpp
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
C++Git
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
70