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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
199087 changed files with 3378941 additions and 0 deletions

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(defn combinations
"Generate the combinations of n elements from a list of [0..m)"
[m n]
(let [xs (range m)]
(loop [i (int 0) res #{#{}}]
(if (== i n)
res
(recur (+ 1 i)
(set (for [x xs r res
:when (not-any? #{x} r)]
(conj r x))))))))