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Multiple aces force an avoidable blackjack bust · case 04
Multiple aces force an avoidable blackjack bust.
Case contract
Cards are integers 2..10 or A. Return the maximal blackjack total at most 21 if achievable, otherwise minimum possible total. Empty hand scores zero.
Why this case matters
A deterministic game-rule model isolates this rule interaction for regression testing.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| multiple soft aces | 42 | 12 | Failed |
MEMBER ARCHIVE
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This record includes three runnable implementations, regression fixtures, execution results, and source hashes.
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