FA-100250 / Dataset deduplication grouping / Member archive
Dataset deduplication: canonically equivalent text receives separate keys · case 05
canonically equivalent text receives separate keys.
Case contract
Return the number of distinct NFC-normalized strings; case remains significant.
Why this case matters
This deterministic toy operation makes one dataset equivalence or representative rule explicit.
One recorded failure
Sample boundary fixtureThis sample comes from the broken implementation of a controlled reproducer.
| Boundary fixture | Actual | Expected | Outcome |
|---|---|---|---|
| composed form | 2 | 1 | Failed |
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