(doc max) user=> (doc max) ------------------------- clojure.core/max ([x] [x y] [x y & more]) Returns the greatest of the nums. nil
max doesn't take a sequence, it takes one or more values and finds the max of them. So use (apply max coll) to get what you want. Timothy On Wed, Dec 12, 2012 at 2:12 PM, Dennis Haupt <d.haup...@gmail.com> wrote: > (def digits > "73167176531330624919225119674426574742355349194934 > 96983520312774506326239578318016984801869478851843 > 85861560789112949495459501737958331952853208805511 > 12540698747158523863050715693290963295227443043557 > 66896648950445244523161731856403098711121722383113 > 62229893423380308135336276614282806444486645238749 > 30358907296290491560440772390713810515859307960866 > 70172427121883998797908792274921901699720888093776 > 65727333001053367881220235421809751254540594752243 > 52584907711670556013604839586446706324415722155397 > 53697817977846174064955149290862569321978468622482 > 83972241375657056057490261407972968652414535100474 > 82166370484403199890008895243450658541227588666881 > 16427171479924442928230863465674813919123162824586 > 17866458359124566529476545682848912883142607690042 > 24219022671055626321111109370544217506941658960408 > 07198403850962455444362981230987879927244284909188 > 84580156166097919133875499200524063689912560717606 > 05886116467109405077541002256983155200055935729725 > 71636269561882670428252483600823257530420752963450") > > (def solution > (let [as-ints (map int (seq digits)) > partitions (partition 5 1 as-ints) > as-products (map #(reduce * %) partitions)] > (max as-products))) > -- “One of the main causes of the fall of the Roman Empire was that–lacking zero–they had no way to indicate successful termination of their C programs.” (Robert Firth) -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to clojure@googlegroups.com Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to clojure+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/clojure?hl=en
