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Bolero-MURAKAMI e036b54fcb add doc: min, max, minmax
2013-08-23 23:30:09 +09:00

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<div class="section" id="minmax">
<h1>minmax<a class="headerlink" href="#minmax" title="Permalink to this headline"></a></h1>
<div class="section" id="interface">
<h2>Interface<a class="headerlink" href="#interface" title="Permalink to this headline"></a></h2>
<div class="highlight-c++"><div class="highlight"><pre><span class="k">template</span><span class="o">&lt;</span><span class="k">typename</span> <span class="n">T</span><span class="o">&gt;</span>
<span class="kr">inline</span> <span class="n">SPROUT_CONSTEXPR</span> <span class="n">sprout</span><span class="o">::</span><span class="n">pair</span><span class="o">&lt;</span><span class="n">T</span> <span class="k">const</span><span class="o">&amp;</span><span class="p">,</span> <span class="n">T</span> <span class="k">const</span><span class="o">&amp;&gt;</span>
<span class="n">minmax</span><span class="p">(</span><span class="n">T</span> <span class="k">const</span><span class="o">&amp;</span> <span class="n">a</span><span class="p">,</span> <span class="n">T</span> <span class="k">const</span><span class="o">&amp;</span> <span class="n">b</span><span class="p">);</span>
<span class="k">template</span><span class="o">&lt;</span><span class="k">typename</span> <span class="n">T</span><span class="p">,</span> <span class="k">typename</span> <span class="n">Compare</span><span class="o">&gt;</span>
<span class="kr">inline</span> <span class="n">SPROUT_CONSTEXPR</span> <span class="n">sprout</span><span class="o">::</span><span class="n">pair</span><span class="o">&lt;</span><span class="n">T</span> <span class="k">const</span><span class="o">&amp;</span><span class="p">,</span> <span class="n">T</span> <span class="k">const</span><span class="o">&amp;&gt;</span>
<span class="n">minmax</span><span class="p">(</span><span class="n">T</span> <span class="k">const</span><span class="o">&amp;</span> <span class="n">a</span><span class="p">,</span> <span class="n">T</span> <span class="k">const</span><span class="o">&amp;</span> <span class="n">b</span><span class="p">,</span> <span class="n">Compare</span> <span class="n">comp</span><span class="p">);</span>
</pre></div>
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<div class="section" id="requires">
<h2>Requires<a class="headerlink" href="#requires" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line">Type T shall be LessThanComparable.</div>
</div>
</div>
<div class="section" id="returns">
<h2>Returns<a class="headerlink" href="#returns" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line"><tt class="docutils literal"><span class="pre">pair&lt;T,</span> <span class="pre">T&gt;(x,</span> <span class="pre">y)</span></tt>, where x has the smallest and y has the largest value in the initializer list.</div>
</div>
</div>
<div class="section" id="remarks">
<h2>Remarks<a class="headerlink" href="#remarks" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line">Returns <tt class="docutils literal"><span class="pre">pair&lt;const</span> <span class="pre">T&amp;,</span> <span class="pre">const</span> <span class="pre">T&amp;&gt;(a,</span> <span class="pre">b)</span></tt> when the arguments are equivalent.</div>
</div>
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<div class="section" id="id1">
<h2>Remarks<a class="headerlink" href="#id1" title="Permalink to this headline"></a></h2>
</div>
<div class="section" id="examples">
<h2>Examples<a class="headerlink" href="#examples" title="Permalink to this headline"></a></h2>
<div class="highlight-c++"><div class="highlight"><pre><span class="cp">#include &lt;sprout/algorithm/minmax.hpp&gt;</span>
<span class="cp">#include &lt;sprout/array.hpp&gt;</span>
<span class="k">using</span> <span class="k">namespace</span> <span class="n">sprout</span><span class="p">;</span>
<span class="n">SPROUT_STATIC_CONSTEXPR</span> <span class="k">auto</span> <span class="n">input</span> <span class="o">=</span> <span class="n">array</span><span class="o">&lt;</span><span class="kt">int</span><span class="p">,</span> <span class="mi">10</span><span class="o">&gt;</span><span class="p">{{</span><span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="mi">1</span><span class="p">}};</span>
<span class="n">SPROUT_STATIC_CONSTEXPR</span> <span class="k">auto</span> <span class="n">result</span> <span class="o">=</span> <span class="n">sprout</span><span class="o">::</span><span class="n">minmax</span><span class="p">(</span><span class="n">input</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">input</span><span class="p">[</span><span class="mi">1</span><span class="p">]);</span>
<span class="n">static_assert</span><span class="p">(</span><span class="n">result</span><span class="p">.</span><span class="n">first</span> <span class="o">==</span> <span class="o">-</span><span class="mi">1</span><span class="p">,</span> <span class="s">&quot;min value is -1.&quot;</span><span class="p">);</span>
<span class="n">static_assert</span><span class="p">(</span><span class="n">result</span><span class="p">.</span><span class="n">second</span> <span class="o">==</span> <span class="mi">1</span><span class="p">,</span> <span class="s">&quot;max value is 1.&quot;</span><span class="p">);</span>
</pre></div>
</div>
</div>
<div class="section" id="complexity">
<h2>Complexity<a class="headerlink" href="#complexity" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line">Exactly one comparison.</div>
</div>
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<hr class="docutils" />
<div class="section" id="id2">
<h2>Interface<a class="headerlink" href="#id2" title="Permalink to this headline"></a></h2>
<div class="highlight-c++"><div class="highlight"><pre><span class="k">template</span><span class="o">&lt;</span><span class="k">typename</span> <span class="n">T</span><span class="p">,</span> <span class="k">typename</span> <span class="n">Compare</span><span class="o">&gt;</span>
<span class="kr">inline</span> <span class="n">SPROUT_CONSTEXPR</span> <span class="n">sprout</span><span class="o">::</span><span class="n">pair</span><span class="o">&lt;</span><span class="n">T</span><span class="p">,</span> <span class="n">T</span><span class="o">&gt;</span>
<span class="n">minmax</span><span class="p">(</span><span class="n">std</span><span class="o">::</span><span class="n">initializer_list</span><span class="o">&lt;</span><span class="n">T</span><span class="o">&gt;</span> <span class="n">t</span><span class="p">,</span> <span class="n">Compare</span> <span class="n">comp</span><span class="p">);</span>
<span class="k">template</span><span class="o">&lt;</span><span class="k">typename</span> <span class="n">T</span><span class="o">&gt;</span>
<span class="kr">inline</span> <span class="n">SPROUT_CONSTEXPR</span> <span class="n">sprout</span><span class="o">::</span><span class="n">pair</span><span class="o">&lt;</span><span class="n">T</span><span class="p">,</span> <span class="n">T</span><span class="o">&gt;</span>
<span class="n">minmax</span><span class="p">(</span><span class="n">std</span><span class="o">::</span><span class="n">initializer_list</span><span class="o">&lt;</span><span class="n">T</span><span class="o">&gt;</span> <span class="n">t</span><span class="p">);</span>
</pre></div>
</div>
</div>
<div class="section" id="id3">
<h2>Requires<a class="headerlink" href="#id3" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line">T is LessThanComparable and CopyConstructible and <tt class="docutils literal"><span class="pre">t.size()</span> <span class="pre">&gt;</span> <span class="pre">0</span></tt>.</div>
</div>
</div>
<div class="section" id="id4">
<h2>Returns<a class="headerlink" href="#id4" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line"><tt class="docutils literal"><span class="pre">pair&lt;T,</span> <span class="pre">T&gt;(x,</span> <span class="pre">y)</span></tt>, where x has the smallest and y has the largest value in the initializer list.</div>
</div>
</div>
<div class="section" id="id5">
<h2>Remarks<a class="headerlink" href="#id5" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line">x is a copy of the leftmost argument when several arguments are equivalent to the smallest.</div>
<div class="line">y is a copy of the rightmost argument when several arguments are equivalent to the largest.</div>
<div class="line">If an implementation not support C++14 initializer_list (SPROUT_NO_CXX14_INITIALIZER_LIST defined), then this function is not specified constexpr.</div>
</div>
</div>
<div class="section" id="id6">
<h2>Complexity<a class="headerlink" href="#id6" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line">At most <tt class="docutils literal"><span class="pre">(3/2)</span> <span class="pre">*</span> <span class="pre">t.size()</span></tt> applications of the corresponding predicate.</div>
<div class="line">Recursive function invocations in <em>O(logN)</em> (logarithmic) depth.</div>
</div>
</div>
<div class="section" id="header">
<h2>Header<a class="headerlink" href="#header" title="Permalink to this headline"></a></h2>
<div class="line-block">
<div class="line"><tt class="docutils literal"><span class="pre">sprout/algorithm/minmax.hpp</span></tt></div>
<div class="line">Convenience header: <tt class="docutils literal"><span class="pre">sprout/algorithm.hpp</span></tt></div>
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<h3><a href="../../../index.html">Table Of Contents</a></h3>
<ul>
<li><a class="reference external" href="#">minmax</a><ul>
<li><a class="reference external" href="#interface">Interface</a></li>
<li><a class="reference external" href="#requires">Requires</a></li>
<li><a class="reference external" href="#returns">Returns</a></li>
<li><a class="reference external" href="#remarks">Remarks</a></li>
<li><a class="reference external" href="#id1">Remarks</a></li>
<li><a class="reference external" href="#examples">Examples</a></li>
<li><a class="reference external" href="#complexity">Complexity</a></li>
<li><a class="reference external" href="#id2">Interface</a></li>
<li><a class="reference external" href="#id3">Requires</a></li>
<li><a class="reference external" href="#id4">Returns</a></li>
<li><a class="reference external" href="#id5">Remarks</a></li>
<li><a class="reference external" href="#id6">Complexity</a></li>
<li><a class="reference external" href="#header">Header</a></li>
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