Commits

Steve McConville committed f274f43 Draft

solved 8 with clojure

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Files changed (2)

+73167176531330624919225119674426574742355349194934
+96983520312774506326239578318016984801869478851843
+85861560789112949495459501737958331952853208805511
+12540698747158523863050715693290963295227443043557
+66896648950445244523161731856403098711121722383113
+62229893423380308135336276614282806444486645238749
+30358907296290491560440772390713810515859307960866
+70172427121883998797908792274921901699720888093776
+65727333001053367881220235421809751254540594752243
+52584907711670556013604839586446706324415722155397
+53697817977846174064955149290862569321978468622482
+83972241375657056057490261407972968652414535100474
+82166370484403199890008895243450658541227588666881
+16427171479924442928230863465674813919123162824586
+17866458359124566529476545682848912883142607690042
+24219022671055626321111109370544217506941658960408
+07198403850962455444362981230987879927244284909188
+84580156166097919133875499200524063689912560717606
+05886116467109405077541002256983155200055935729725
+71636269561882670428252483600823257530420752963450
+(def candidates
+  (partition 5 1
+    (remove
+      #(= % \newline)
+      (slurp "digits.data"))))
+
+(defn nonzero? [x]
+  (not-any? #(= \0 %) x))
+
+(defn from-char-multiply [t]
+  (apply * (map #(Integer. (str %)) t)))
+
+(println (last (sort (map from-char-multiply (filter nonzero? candidates)))))
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