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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<a href="sample20_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">Copyright(c) 2002-2017 Anatoliy Kuznetsov(anatoliy_kuznetsov at yahoo.com)</span></div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">you may not use this file except in compliance with the License.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">You may obtain a copy of the License at</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">    http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">See the License for the specific language governing permissions and</span></div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">limitations under the License.</span></div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">For more information please visit:  http://bitmagic.io</span></div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment">/** \example sample20.cpp</span></div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">  Example for shifting - insertion of bits.</span></div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> </span></div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">  \sa bm::bvector::insert</span></div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment">  \sa bm::bvector::shift_right</span></div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment"></span> </div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment">/*! \file sample20.cpp</span></div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment">    \brief Example: bvector&lt;&gt; - bit-shifts</span></div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment">*/</span></div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160; </div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160; </div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="bm_8h.html">bm.h</a>&quot;</span></div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160; </div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="keyword">using namespace </span>std;</div>
<div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160; </div>
<div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment">// Utility template function used to print container</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">   38</a></span>&#160;<span class="keyword">template</span>&lt;<span class="keyword">class</span> T&gt; <span class="keywordtype">void</span> <a class="code" href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(T first, T last)</div>
<div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;{</div>
<div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;    <span class="keywordflow">if</span> (first == last)</div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        cout &lt;&lt; <span class="stringliteral">&quot;&lt;EMPTY SET&gt;&quot;</span>;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;    <span class="keywordflow">else</span></div>
<div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        <span class="keywordflow">for</span>(;first != last; ++first)</div>
<div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;            cout &lt;&lt; *first &lt;&lt; <span class="stringliteral">&quot;, &quot;</span>;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    cout &lt;&lt; endl;</div>
<div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;}</div>
<div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160; </div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="sample20_8cpp.html#a840291bc02cba5474a4cb46a9b9566fe">   48</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="sample20_8cpp.html#a840291bc02cba5474a4cb46a9b9566fe">main</a>(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;{</div>
<div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;    <span class="keywordflow">try</span></div>
<div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    {</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        <a class="code" href="classbm_1_1bvector.html">bm::bvector&lt;&gt;</a>   bv { 1, 10, 100 };</div>
<div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160; </div>
<div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;        cout &lt;&lt; <span class="stringliteral">&quot;Source set:&quot;</span>;</div>
<div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <a class="code" href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv.first(), bv.end());</div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        </div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;        <span class="comment">// shift the vector right by 1</span></div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        <span class="comment">//</span></div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        bv.shift_right();</div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        <a class="code" href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv.first(), bv.end()); <span class="comment">// 2, 11, 101</span></div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160; </div>
<div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        <span class="comment">// insert 0 bit into position 0 (equivalent of shift_right)</span></div>
<div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="comment">//</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        bv.insert(0, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;        <a class="code" href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv.first(), bv.end()); <span class="comment">// 3, 12, 102</span></div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;        </div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;        <span class="comment">// insert at a random position</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        bv.insert(4, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <a class="code" href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a>(bv.first(), bv.end()); <span class="comment">// 3, 4, 13, 103</span></div>
<div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160; </div>
<div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;    }</div>
<div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;    <span class="keywordflow">catch</span>(std::exception&amp; ex)</div>
<div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;    {</div>
<div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        std::cerr &lt;&lt; ex.what() &lt;&lt; std::endl;</div>
<div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;    }</div>
<div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;    </div>
<div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;    </div>
<div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;    <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;}</div>
<div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160; </div>
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<div class="ttc" id="asample20_8cpp_html_a840291bc02cba5474a4cb46a9b9566fe"><div class="ttname"><a href="sample20_8cpp.html#a840291bc02cba5474a4cb46a9b9566fe">main</a></div><div class="ttdeci">int main(void)</div><div class="ttdef"><b>Definition:</b> <a href="sample20_8cpp_source.html#l00048">sample20.cpp:48</a></div></div>
<div class="ttc" id="aclassbm_1_1bvector_html"><div class="ttname"><a href="classbm_1_1bvector.html">bm::bvector&lt;&gt;</a></div></div>
<div class="ttc" id="asample20_8cpp_html_a15ab1ec24c164cc91abcefb45a316cec"><div class="ttname"><a href="sample20_8cpp.html#a15ab1ec24c164cc91abcefb45a316cec">PrintContainer</a></div><div class="ttdeci">void PrintContainer(T first, T last)</div><div class="ttdef"><b>Definition:</b> <a href="sample20_8cpp_source.html#l00038">sample20.cpp:38</a></div></div>
<div class="ttc" id="abm_8h_html"><div class="ttname"><a href="bm_8h.html">bm.h</a></div><div class="ttdoc">Compressed bit-vector bvector&lt;&gt; container, set algebraic methods, traversal iterators.</div></div>
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