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| <div class="section"> |
| <div class="titlepage"><div><div><h5 class="title"> |
| <a name="range.reference.algorithms.mutating.inplace_merge"></a><a class="link" href="inplace_merge.html" title="inplace_merge"> |
| inplace_merge</a> |
| </h5></div></div></div> |
| <a name="range.reference.algorithms.mutating.inplace_merge.prototype"></a><h6> |
| <a name="id795269"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.prototype">Prototype</a> |
| </h6> |
| <p> |
| |
| </p> |
| <pre class="programlisting"><span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">BidirectionalRange</span><span class="special">></span> |
| <span class="identifier">BidirectionalRange</span><span class="special">&</span> |
| <span class="identifier">inplace_merge</span><span class="special">(</span> <span class="identifier">BidirectionalRange</span><span class="special">&</span> <span class="identifier">rng</span><span class="special">,</span> |
| <span class="keyword">typename</span> <span class="identifier">range_iterator</span><span class="special"><</span><span class="identifier">BidirectionalRange</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">middle</span> <span class="special">);</span> |
| |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">BidirectionalRange</span><span class="special">></span> |
| <span class="keyword">const</span> <span class="identifier">BidirectionalRange</span><span class="special">&</span> |
| <span class="identifier">inplace_merge</span><span class="special">(</span> <span class="keyword">const</span> <span class="identifier">BidirectionalRange</span><span class="special">&</span> <span class="identifier">rng</span><span class="special">,</span> |
| <span class="keyword">typename</span> <span class="identifier">range_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">BidirectionalRange</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">middle</span> <span class="special">);</span> |
| |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">BidirectionalRange</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">BinaryPredicate</span><span class="special">></span> |
| <span class="identifier">BidirectionalRange</span><span class="special">&</span> |
| <span class="identifier">inplace_merge</span><span class="special">(</span> <span class="identifier">BidirectionalRange</span><span class="special">&</span> <span class="identifier">rng</span><span class="special">,</span> |
| <span class="keyword">typename</span> <span class="identifier">range_iterator</span><span class="special"><</span><span class="identifier">BidirectionalRange</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">middle</span><span class="special">,</span> |
| <span class="identifier">BinaryPredicate</span> <span class="identifier">pred</span> <span class="special">);</span> |
| |
| <span class="keyword">template</span><span class="special"><</span><span class="keyword">class</span> <span class="identifier">BidirectionalRange</span><span class="special">,</span> <span class="keyword">class</span> <span class="identifier">BinaryPredicate</span><span class="special">></span> |
| <span class="keyword">const</span> <span class="identifier">BidirectionalRange</span><span class="special">&</span> |
| <span class="identifier">inplace_merge</span><span class="special">(</span> <span class="keyword">const</span> <span class="identifier">BidirectionalRange</span><span class="special">&</span> <span class="identifier">rng</span><span class="special">,</span> |
| <span class="keyword">typename</span> <span class="identifier">range_iterator</span><span class="special"><</span><span class="keyword">const</span> <span class="identifier">BidirectionalRange</span><span class="special">>::</span><span class="identifier">type</span> <span class="identifier">middle</span><span class="special">,</span> |
| <span class="identifier">BinaryPredicate</span> <span class="identifier">pred</span> <span class="special">);</span> |
| </pre> |
| <p> |
| </p> |
| <a name="range.reference.algorithms.mutating.inplace_merge.description"></a><h6> |
| <a name="id795819"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.description">Description</a> |
| </h6> |
| <p> |
| <code class="computeroutput"><span class="identifier">inplace_merge</span></code> combines |
| two consecutive sorted ranges <code class="computeroutput"><span class="special">[</span><span class="identifier">begin</span><span class="special">(</span><span class="identifier">rng</span><span class="special">),</span> <span class="identifier">middle</span><span class="special">)</span></code> |
| and <code class="computeroutput"><span class="special">[</span><span class="identifier">middle</span><span class="special">,</span> <span class="identifier">end</span><span class="special">(</span><span class="identifier">rng</span><span class="special">))</span></code> into a single sorted range <code class="computeroutput"><span class="special">[</span><span class="identifier">begin</span><span class="special">(</span><span class="identifier">rng</span><span class="special">),</span> <span class="identifier">end</span><span class="special">(</span><span class="identifier">rng</span><span class="special">))</span></code>. That is, it starts with a range <code class="computeroutput"><span class="special">[</span><span class="identifier">begin</span><span class="special">(</span><span class="identifier">rng</span><span class="special">),</span> <span class="identifier">end</span><span class="special">(</span><span class="identifier">rng</span><span class="special">))</span></code> that consists of two pieces each of |
| which is in ascending order, and rearranges it so that the entire range |
| is in ascending order. <code class="computeroutput"><span class="identifier">inplace_merge</span></code> |
| is stable, meaning both that the relative order of elements within each |
| input range is preserved. |
| </p> |
| <a name="range.reference.algorithms.mutating.inplace_merge.definition"></a><h6> |
| <a name="id796037"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.definition">Definition</a> |
| </h6> |
| <p> |
| Defined in the header file <code class="computeroutput"><span class="identifier">boost</span><span class="special">/</span><span class="identifier">range</span><span class="special">/</span><span class="identifier">algorithm</span><span class="special">/</span><span class="identifier">inplace_merge</span><span class="special">.</span><span class="identifier">hpp</span></code> |
| </p> |
| <a name="range.reference.algorithms.mutating.inplace_merge.requirements"></a><h6> |
| <a name="id796108"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.requirements">Requirements</a> |
| </h6> |
| <p> |
| <span class="bold"><strong>For the non-predicate version:</strong></span> |
| </p> |
| <div class="itemizedlist"><ul class="itemizedlist" type="disc"> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="identifier">BidirectionalRange</span></code> |
| is a model of the <a class="link" href="../../../concepts/bidirectional_range.html" title="Bidirectional Range">Bidirectional |
| Range</a> Concept. |
| </li> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="identifier">BidirectionalRange</span></code> |
| is mutable. |
| </li> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="identifier">range_value</span><span class="special"><</span><span class="identifier">BidirectionalRange</span><span class="special">>::</span><span class="identifier">type</span></code> is a model of <code class="computeroutput"><span class="identifier">LessThanComparableConcept</span></code> |
| </li> |
| <li class="listitem"> |
| The ordering on objects of <code class="computeroutput"><span class="identifier">range_type</span><span class="special"><</span><span class="identifier">BidirectionalRange</span><span class="special">>::</span><span class="identifier">type</span></code> |
| is a <span class="bold"><strong><span class="emphasis"><em>strict weak ordering</em></span></strong></span>, |
| as defined in the <code class="computeroutput"><span class="identifier">LessThanComparableConcept</span></code> |
| requirements. |
| </li> |
| </ul></div> |
| <p> |
| <span class="bold"><strong>For the predicate version:</strong></span> * <code class="computeroutput"><span class="identifier">BidirectionalRange</span></code> is a model of the |
| <a class="link" href="../../../concepts/bidirectional_range.html" title="Bidirectional Range">Bidirectional Range</a> |
| Concept. * <code class="computeroutput"><span class="identifier">BidirectionalRange</span></code> |
| is mutable. * <code class="computeroutput"><span class="identifier">BinaryPredicate</span></code> |
| is a model of the <code class="computeroutput"><span class="identifier">StrictWeakOrderingConcept</span></code>. |
| * <code class="computeroutput"><span class="identifier">BidirectionalRange</span></code>'s |
| value type is convertible to both <code class="computeroutput"><span class="identifier">BinaryPredicate</span></code>'s |
| argument types. |
| </p> |
| <a name="range.reference.algorithms.mutating.inplace_merge.precondition_"></a><h6> |
| <a name="id796370"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.precondition_">Precondition:</a> |
| </h6> |
| <a name="range.reference.algorithms.mutating.inplace_merge.for_the_non_predicate_version_"></a><h6> |
| <a name="id796394"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.for_the_non_predicate_version_">For |
| the non-predicate version:</a> |
| </h6> |
| <div class="itemizedlist"><ul class="itemizedlist" type="disc"> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="identifier">middle</span></code> is in the |
| range <code class="computeroutput"><span class="identifier">rng</span></code>. |
| </li> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="special">[</span><span class="identifier">begin</span><span class="special">(</span><span class="identifier">rng</span><span class="special">),</span> <span class="identifier">middle</span><span class="special">)</span></code> is in ascending order. That is for |
| each pair of adjacent elements <code class="computeroutput"><span class="special">[</span><span class="identifier">x</span><span class="special">,</span><span class="identifier">y</span><span class="special">]</span></code>, |
| <code class="computeroutput"><span class="identifier">y</span> <span class="special"><</span> |
| <span class="identifier">x</span></code> is <code class="computeroutput"><span class="keyword">false</span></code>. |
| </li> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="special">[</span><span class="identifier">middle</span><span class="special">,</span> <span class="identifier">end</span><span class="special">(</span><span class="identifier">rng</span><span class="special">))</span></code> is in ascending order. That is |
| for each pair of adjacent elements <code class="computeroutput"><span class="special">[</span><span class="identifier">x</span><span class="special">,</span><span class="identifier">y</span><span class="special">]</span></code>, |
| <code class="computeroutput"><span class="identifier">y</span> <span class="special"><</span> |
| <span class="identifier">x</span></code> is <code class="computeroutput"><span class="keyword">false</span></code>. |
| </li> |
| </ul></div> |
| <a name="range.reference.algorithms.mutating.inplace_merge.for_the_predicate_version_"></a><h6> |
| <a name="id796657"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.for_the_predicate_version_">For |
| the predicate version:</a> |
| </h6> |
| <div class="itemizedlist"><ul class="itemizedlist" type="disc"> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="identifier">middle</span></code> is in the |
| range <code class="computeroutput"><span class="identifier">rng</span></code>. |
| </li> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="special">[</span><span class="identifier">begin</span><span class="special">(</span><span class="identifier">rng</span><span class="special">),</span> <span class="identifier">middle</span><span class="special">)</span></code> is in ascending order. That is for |
| each pair of adjacent elements <code class="computeroutput"><span class="special">[</span><span class="identifier">x</span><span class="special">,</span><span class="identifier">y</span><span class="special">]</span></code>, |
| <code class="computeroutput"><span class="identifier">pred</span><span class="special">(</span><span class="identifier">y</span><span class="special">,</span><span class="identifier">x</span><span class="special">)</span> <span class="special">==</span> <span class="keyword">false</span></code>. |
| </li> |
| <li class="listitem"> |
| <code class="computeroutput"><span class="special">[</span><span class="identifier">middle</span><span class="special">,</span> <span class="identifier">end</span><span class="special">(</span><span class="identifier">rng</span><span class="special">))</span></code> is in ascending order. That is |
| for each pair of adjacent elements <code class="computeroutput"><span class="special">[</span><span class="identifier">x</span><span class="special">,</span><span class="identifier">y</span><span class="special">]</span></code>, |
| <code class="computeroutput"><span class="identifier">pred</span><span class="special">(</span><span class="identifier">y</span><span class="special">,</span><span class="identifier">x</span><span class="special">)</span> <span class="special">==</span> <span class="keyword">false</span></code>. |
| </li> |
| </ul></div> |
| <a name="range.reference.algorithms.mutating.inplace_merge.complexity"></a><h6> |
| <a name="id796940"></a> |
| <a class="link" href="inplace_merge.html#range.reference.algorithms.mutating.inplace_merge.complexity">Complexity</a> |
| </h6> |
| <p> |
| Worst case: <code class="computeroutput"><span class="identifier">O</span><span class="special">(</span><span class="identifier">N</span> <span class="identifier">log</span><span class="special">(</span><span class="identifier">N</span><span class="special">))</span></code> |
| </p> |
| </div> |
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| <td align="left"></td> |
| <td align="right"><div class="copyright-footer">Copyright © 2003 -2010 Thorsten Ottosen, Neil Groves<p> |
| Distributed under the Boost Software License, Version 1.0. (See accompanying |
| file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>) |
| </p> |
| </div></td> |
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