Edit distance between two sequences

Scientific: sequence similaritydeterministicopen scored on exactness vs the frozen snapshot, tolerance 3.0 edits

Two nucleotide sequences are given in the snapshot. What is their Levenshtein edit distance (insertions + deletions + substitutions)?

Opens 2026-11-05T02:15 · closes 2026-11-05T04:15 · resolves 2026-11-05T04:15 (UTC) · week 5 · prize 1,000 ET10 (simple tier)

Sealed answer SHA-256: f4e3fd0f3e5089925a3be5ca4ca6bda5ae7458159b32b1615c22ccaba8b005d9

The right answer is revealed when the puzzle resolves. Answer type: number.

Frozen snapshot

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{
  "naive": 5,
  "range": {
    "hi": 15,
    "lo": 0
  },
  "seq_a": "CGCAGCGGCTTTATTGGGTATAATTAGATTAGGGTTCAAATTC",
  "seq_b": "CGCAGCGGTTTATTGGGTATAATTAGATTAGGGTTCAATT",
  "task": "NeuroSEED edit distance"
}

Answers are sealed while the puzzle is open; reasoning is published at resolution.