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How does more food arrive on time with the same volunteer hours?

BuildSize LOpenExample project · Fictional nonprofit

Build the pickup planner

Propose a feasible pickup plan and redo it when someone cancels.

What you do
  1. 01Model the constraints as data.
  2. 02Propose a plan that respects the hard constraints.
  3. 03Redo it after a cancellation, explaining each change.
What you learn doing this

How to orchestrate several agents in parallel (one builds, one tests, one reviews) without blowing the budget.

What credit it gives

Your reviewed contribution record. If it's your first on this project, its badge too.

Technique you show: Orchestrating agents in parallel with tests.

Accepted when
  • Never breaks a hard constraint.
  • Collects more food than the simple rule, and says how much.
  • Each assignment comes with its explanation.
You deliver

Code with tests and a short results report.

Who reviews

Code and results review by someone on the team, comparing on the same scenarios against the reference rule from the 2026 challenge.

Build the pickup planner · How does more food arrive on time with the same volunteer hours? · AI for Action