Set Tools

Find Set Cardinality

Use Find Set Cardinality to work with your content in a fast and reliable way. Paste or type your input, adjust the available options, preview the result instantly, and then copy or download the final output. This online utility is part of a broader collection of developer‑friendly tools designed for everyday workflows.

Updated 2025-12-01

Find Set Cardinality

Compute |S| and show duplicates for a quick sanity check.

Cardinality

|S| after deduplication

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