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Coding Question
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Quick Summary
Validate CSV rows against schema, field constraints, and business rules.
Apply sequential checks: completeness, column length, forbidden words, and cross-column word overlap.
Handle case-insensitivity, trimming, and stop-word filtering efficiently.
What This Tests
String parsing and normalization techniques.
Efficient lookup structures using hash sets.
Implementing hierarchical validation pipelines with early exits.
Set operations for percentage calculation and deduplication.
Common Patterns
Hashing
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Input
data =
forbiddenWords =
ignoreWords =
Output
Expected
