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| scala: | |
| case class Node(value:String, children:Node*) | |
| def pretty(node:Node, i:String = ""):String = | |
| node.children.foldLeft(i + node.value){ _ + "\n" + pretty(_:Node, i + "\t") } | |
| println(pretty( | |
| Node("parent", | |
| Node("child1"), | |
| Node("child2", | |
| Node("grand1"), | |
| Node("grand2"))))) | |
| clojure: | |
| (defn pretty | |
| ([tree] | |
| (pretty tree "")) | |
| ([[x & xs] i] | |
| (reduce #(str %1 "\n" (pretty %2 (str "\t" i))) (str i x) xs))) | |
| (println (pretty | |
| ["parent" | |
| ["child1"] | |
| ["child2" | |
| ["grand1"] | |
| ["grand2"]]])) |
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Nice. Clojure has 253 characters with 38 of them being [] or ()