Python byteStandard~3h time-box

Bundle Pricing

An online retailer sells five distinct product SKUs. Each item costs $8 at full price. To encourage bundle purchases, the retailer offers tiered discounts when a customer buys distinct items together:

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Step 1

Clone the starter repo

Candidate gets the full project locally — README, source, tests, runner config.

Step 2

Run the visible tests

Public test file is right there. Expectations are explicit from minute one.

Step 3

Make tests pass, push

Candidate works in their own style, pushes reviewable commits for your team.

Starter repo

What candidates clone

2 files

bundle_pricing.py
bundle_pricing_test.py

The full README and the hidden test suite are available once you open the byte in your CodeSubmit workspace. Candidates never see the hidden tests.

Skills tested

listsloopsrecursionoptimization

Difficulty

Standard

Standard engineering judgment. Multiple edge cases worth handling.

Also available in

Ruby

Rust

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More Python bytes

Your task is to convert a signal code number into a string of beacon alert patterns.

Your task is to convert an alert code number into a string of alarm chime sounds.

Your team maintains an internal alert triage service. Each incoming alert carries five severity tags — tokens composed of a level indicator and a category code (e.g. 4S 5H 7C 8D JC). The ranking rules for these tag sets follow standard poker hand rankings.

alert_priority.py

alert_priority_test.py

Python

Starter~2h

Alias Clusters

In a user identity system, an alias cluster is a group of usernames that share exactly the same letters in a different arrangement. Two usernames belong to the same cluster if one can be formed by rearranging the letters of the other.

alias_clusters.py

alias_clusters_test.py