FA-12725 / Auction allocation rules / Member archive
Equal-price buy and sell limits fail to cross · case 05
Equal-price buy and sell limits fail to cross.
Case contract
Return executable volume min(buy quantity, sell quantity) when buy limit >= sell limit, else zero. All inputs nonnegative integers.
Why this case matters
Deterministic teaching model for reviewing auction allocation software; not a representation of any venue or financial advice.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| equal limit | 0 | 3 | Failed |
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