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agrison/gems.clj

Created September 27, 2016 06:43
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HackerRank gems.clj
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gems.clj
(use '[clojure.string :only (split-lines)]
'[clojure.set :only (intersection)])
(->> split-lines (slurp *in*)
rest
(map set)
(apply intersection)
count
println)
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