[KongchangAI]
Unverified50% confidenceFactExact time

The first version of the attempt-judging logic "a result set different from the previous one counts as an attempt" had a bug: queries that failed to run had no result set, so for learners who could not get anything to execute no matter how they wrote it, the door never opened.

1
Sources
50%
Confidence
Long-term
Relevance
10/19/2026
First Seen

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