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Deduplicate - Count Digits of Factorial #67

@hobovsky

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@hobovsky
  1. Factorial length
  • 6 kyu
  • No fixed tests for edge cases (zero, eventually 1)
  • Satisfaction 83%, 626 solutions
  • No pending issues
  • 6 languages + 3 pending translations
  • Published Oct 2017, authored by KenKamau (active)
  1. Simple Fun #206: Factorial Digits
  • 5 kyu
  • Satisfaction 90%, 318 solutions
  • No pending issues
  • 6 languages + 1 pending translation
  • Published Apr 2017, authored by myjinxin2015 (inactive)

Both kata allow for O(n) solutions (sum of logs), or even O(n log n) solutions (split all of 1...n into digits), at least in languages I checked. None of them seems to enforce a O(1) solution. None of them seems to allow for solutions based on naive multiplication.

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    discussion/deduplicateDiscussion and vote what to do with duplicate kata

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