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annotate tools/parse.scala @ 55:85242b96adcc

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Update myproblems.json
author Mike Pavone <pavone@retrodev.com>
date Sun, 11 Aug 2013 14:08:13 -0700
parents 5cf8de487ed6
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cdfc5e2de435 Checking in our problem set and a simple scala parser
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1 //
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2 // How to run: scala -cp json-smart-1.0.9-1.jar parse.scala
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3 //
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4 import net.minidev.json._
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5 import scala.collection.JavaConversions._
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6 import scala.collection.mutable._
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8 val file = scala.io.Source.fromFile("../data/myproblems.json").mkString
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9 val json = JSONValue.parse(file).asInstanceOf[JSONArray]
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11 var totalProblems = json.size
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12 var totalSize = 0
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13 val operatorHash = HashMap[String, Int]()
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14 val allSizes = HashMap[Int, Int]()
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16 for(p <- json) {
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17 val problem = p.asInstanceOf[JSONObject]
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18 val size = problem.get("size").asInstanceOf[java.lang.Integer]
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19 totalSize += size
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20 val operators = problem.get("operators").asInstanceOf[JSONArray]
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21
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22 allSizes(size) = allSizes.get(size) match {
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23 case Some(count) => count + 1
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24 case None => 1
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25 }
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27 for(o <- operators) {
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28 val operator = o.asInstanceOf[String]
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29 operatorHash(operator) = operatorHash.get(operator) match {
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30 case Some(count) => count + 1
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31 case None => 1
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32 }
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33 }
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34 }
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36 println("Total problems: " + totalProblems)
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37 println("Total size: " + totalSize)
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38 println("Average size: " + totalSize / totalProblems)
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39
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40 println("Operator Count: ")
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41 for((key, value) <- operatorHash) {
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42 println(" " + key + ":" + value)
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43 }
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45 println("Size Count: ")
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46 for(key <- allSizes.keys.toList.sorted) {
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47 println(" " + key + ":" + allSizes(key))
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48 }