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Stdle #101 · blocks · 2026-09-15

What does this Ruby snippet output?

A past puzzle — fully playable. 4 attempts, hints on wrong guesses.

result = [1, 2, 3].tap { |a| puts a.sum }.map { |x| x * 2 }
puts result.inspect
Blocks
2 lines
4 attempts left

Answer & explanation