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highlighting-kate-0.6.4: tests/abc.scala.html

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code > span.kw { color: #007020; font-weight: bold; } /* Keyword */
code > span.dt { color: #902000; } /* DataType */
code > span.dv { color: #40a070; } /* DecVal */
code > span.bn { color: #40a070; } /* BaseN */
code > span.fl { color: #40a070; } /* Float */
code > span.ch { color: #4070a0; } /* Char */
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code > span.in { color: #60a0b0; font-weight: bold; font-style: italic; } /* Information */
</style></head><body><div class="sourceCode"><pre class="sourceCode"><code class="sourceCode"><span class="kw" title="KeywordTok">object</span> AbcBlocks <span class="kw" title="KeywordTok">extends</span> App {

  <span class="kw" title="KeywordTok">protected</span> <span class="kw" title="KeywordTok">class</span> <span class="fu" title="FunctionTok">Block</span>(face1: Char, face2: Char) {

    <span class="kw" title="KeywordTok">def</span> <span class="fu" title="FunctionTok">isFacedWith</span>(that: Char) = { that == face1 || that == face2 }
    <span class="kw" title="KeywordTok">override</span> <span class="kw" title="KeywordTok">def</span> <span class="fu" title="FunctionTok">toString</span>() = face1.<span class="fu" title="FunctionTok">toString</span> + face2
  }
  <span class="kw" title="KeywordTok">protected</span> <span class="kw" title="KeywordTok">object</span> Block {
    <span class="kw" title="KeywordTok">def</span> <span class="fu" title="FunctionTok">apply</span>(faces: String) = <span class="kw" title="KeywordTok">new</span> <span class="fu" title="FunctionTok">Block</span>(faces.<span class="fu" title="FunctionTok">head</span>, faces.<span class="fu" title="FunctionTok">last</span>)
  }

  <span class="kw" title="KeywordTok">type</span> word = Seq[Block]

  <span class="kw" title="KeywordTok">private</span> <span class="kw" title="KeywordTok">val</span> blocks = List(<span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;BO&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;XK&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;DQ&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;CP&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;NA&quot;</span>),
    <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;GT&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;RE&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;TG&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;QD&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;FS&quot;</span>),
    <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;JW&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;HU&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;VI&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;AN&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;OB&quot;</span>),
    <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;ER&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;FS&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;LY&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;PC&quot;</span>), <span class="fu" title="FunctionTok">Block</span>(<span class="st" title="StringTok">&quot;ZM&quot;</span>))

  <span class="kw" title="KeywordTok">private</span> <span class="kw" title="KeywordTok">def</span> <span class="fu" title="FunctionTok">isMakeable</span>(word: String, blocks: word) = {

    <span class="kw" title="KeywordTok">def</span> <span class="fu" title="FunctionTok">getTheBlocks</span>(word: String, blocks: word) = {

      <span class="kw" title="KeywordTok">def</span> <span class="fu" title="FunctionTok">inner</span>(word: String, toCompare: word, rest: word, accu: word): word = {
        <span class="kw" title="KeywordTok">if</span> (word.<span class="fu" title="FunctionTok">isEmpty</span> || rest.<span class="fu" title="FunctionTok">isEmpty</span> || toCompare.<span class="fu" title="FunctionTok">isEmpty</span>) accu
        <span class="kw" title="KeywordTok">else</span> <span class="kw" title="KeywordTok">if</span> (toCompare.<span class="fu" title="FunctionTok">head</span>.<span class="fu" title="FunctionTok">isFacedWith</span>(word.<span class="fu" title="FunctionTok">head</span>)) {
          <span class="kw" title="KeywordTok">val</span> restant = rest diff List(toCompare.<span class="fu" title="FunctionTok">head</span>)
          <span class="fu" title="FunctionTok">inner</span>(word.<span class="fu" title="FunctionTok">tail</span>, restant, restant, accu :+ toCompare.<span class="fu" title="FunctionTok">head</span>)
        } <span class="kw" title="KeywordTok">else</span> <span class="fu" title="FunctionTok">inner</span>(word, toCompare.<span class="fu" title="FunctionTok">tail</span>, rest, accu)
      }
      <span class="fu" title="FunctionTok">inner</span>(word, blocks, blocks, Nil)
    }

    word.<span class="fu" title="FunctionTok">lengthCompare</span>(<span class="fu" title="FunctionTok">getTheBlocks</span>(word, blocks).<span class="fu" title="FunctionTok">size</span>) == <span class="dv" title="DecValTok">0</span>
  }

  <span class="kw" title="KeywordTok">val</span> words = List(<span class="st" title="StringTok">&quot;A&quot;</span>, <span class="st" title="StringTok">&quot;BARK&quot;</span>, <span class="st" title="StringTok">&quot;BOOK&quot;</span>, <span class="st" title="StringTok">&quot;TREAT&quot;</span>, <span class="st" title="StringTok">&quot;COMMON&quot;</span>, <span class="st" title="StringTok">&quot;SQUAD&quot;</span>, <span class="st" title="StringTok">&quot;CONFUSED&quot;</span>, <span class="st" title="StringTok">&quot;ANBOCPDQERSFTGUVWXLZ&quot;</span>)
  <span class="co" title="CommentTok">// Automatic tests</span>
  <span class="fu" title="FunctionTok">assert</span>(<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">0</span>), blocks))
  <span class="fu" title="FunctionTok">assert</span>(<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">1</span>), blocks))
  <span class="fu" title="FunctionTok">assert</span>(!<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">2</span>), blocks)) <span class="co" title="CommentTok">// BOOK not</span>
  <span class="fu" title="FunctionTok">assert</span>(<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">3</span>), blocks))
  <span class="fu" title="FunctionTok">assert</span>(!<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">4</span>), blocks)) <span class="co" title="CommentTok">// COMMON not</span>
  <span class="fu" title="FunctionTok">assert</span>(<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">5</span>), blocks))
  <span class="fu" title="FunctionTok">assert</span>(<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">6</span>), blocks))
  <span class="fu" title="FunctionTok">assert</span>(<span class="fu" title="FunctionTok">isMakeable</span>(<span class="fu" title="FunctionTok">words</span>(<span class="dv" title="DecValTok">7</span>), blocks))

  <span class="co" title="CommentTok">//words(7).mkString.permutations.foreach(s =&gt; assert(isMakeable(s, blocks)))</span>

  words.<span class="fu" title="FunctionTok">foreach</span>(w =&gt; <span class="fu" title="FunctionTok">println</span>(s<span class="st" title="StringTok">&quot;$w can${if (isMakeable(w, blocks)) &quot;</span> <span class="st" title="StringTok">&quot; else &quot;</span>not <span class="st" title="StringTok">&quot;}be made.&quot;</span>))
}</code></pre></div></body>