Massive renaming!
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07-code-golf/tf-07.scala
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07-code-golf/tf-07.scala
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/**
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Faithful conversion of tf-04.py to scala, avg execution time 5.2 seconds
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$ time scala tf04a ../pride-and-prejudice.txt
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(Mr,786)
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(Elizabeth,635)
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(very,473)
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(Darcy,417)
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(such,378)
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(Mrs,343)
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(much,325)
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(more,325)
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(Bennet,322)
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(Bingley,305)
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(Jane,295)
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(Miss,281)
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(one,261)
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(know,239)
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(herself,227)
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(before,225)
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(sister,218)
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(soon,214)
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(never,214)
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(though,212)
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(think,210)
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(time,203)
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(now,197)
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(Wickham,194)
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(well,188)
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real 0m5.237s
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*/
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object tf04 extends App {
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def l(f:String) = io.Source.fromFile(f).getLines.mkString(",")
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val s = l("../stop_words.txt").split(",") ++ (1 to 26).map(i=>String.valueOf(Character.toChars(96+i)))
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l(args(0)).split("[^a-zA-Z]+").filter(x => !s.contains(x.toLowerCase))
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.distinct
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.map(u=> (u,l(args(0)).split("[^a-zA-Z]+").filter(x => !s.contains(x.toLowerCase)).count(_==u)))
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.sortBy(-_._2)
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.take(25)
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.foreach(println)
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}
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