Algorithm Search⌘K

Problemintro

Enumerating fixed-weight binary strings

Also called bit strings with k ones, fixed Hamming weight enumeration.

List all n-bit strings with exactly k ones; equivalent to enumerating k-subsets.

List all n-bit strings with exactly k ones; equivalent to enumerating k-subsets.

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The build computes these levels from the evidence in the repository. Each row says what the next level needs. Read what the levels mean.

LadderLevelWhat the next level needs
Human proofH0 no proof
  • add a proof in proofs/ (06.5)
LeanL0 no Lean part
  • name a Lean module in the lean field (07)
VisualV0 none
  • add viz/scene.ts or a figure (10)
WritingW0 stub
  • Definition
  • one source with a locator