Permutations: Difference between revisions

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# Takes strict range 0..<n and generates n! permutations

# (from https://github.com/Omnikar/uiua-math/blob/main/lib.ua).

Perms ← ☇1⍉∧(≡↻⇡⟜↯+1⟜⊂):¤¤°⊂

Permute ← ≡⊏⊙¤⊸(Perms⇡⧻) # Generalised helper function.

⟜⧻Permute {"this" "is" "fine"} # Yoda simulator

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6

╭─

╷ ⌜fine⌟ ⌜is⌟ ⌜this⌟

⌜fine⌟ ⌜this⌟ ⌜is⌟

⌜is⌟ ⌜this⌟ ⌜fine⌟

⌜this⌟ ⌜is⌟ ⌜fine⌟

⌜this⌟ ⌜fine⌟ ⌜is⌟

⌜is⌟ ⌜fine⌟ ⌜this⌟

╯

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