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dd/d47/namespacemath.html
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@@ -116,6 +116,9 @@ Functions</h2></td></tr>
<tr class="memitem:a6e2dff75c5de70455b90c799d6ad6967"><td class="memTemplItemLeft" align="right" valign="top">T&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="../../dd/d47/namespacemath.html#a6e2dff75c5de70455b90c799d6ad6967">n_choose_r</a> (T n, T r)</td></tr>
<tr class="memdesc:a6e2dff75c5de70455b90c799d6ad6967"><td class="mdescLeft">&#160;</td><td class="mdescRight">This is the function implementation of \( \binom{n}{r} \). <a href="../../dd/d47/namespacemath.html#a6e2dff75c5de70455b90c799d6ad6967">More...</a><br /></td></tr>
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<tr class="memitem:a89ab7d6c3e3ee72a8cbaa85127986185"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d47/namespacemath.html#a89ab7d6c3e3ee72a8cbaa85127986185">power_of_two</a> (int n)</td></tr>
<tr class="memdesc:a89ab7d6c3e3ee72a8cbaa85127986185"><td class="mdescLeft">&#160;</td><td class="mdescRight">Function to test above algorithm. <a href="../../dd/d47/namespacemath.html#a89ab7d6c3e3ee72a8cbaa85127986185">More...</a><br /></td></tr>
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<tr class="memitem:ae1ca505751f5a6d3977b86372cfe75ea"><td class="memItemLeft" align="right" valign="top">uint64_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../dd/d47/namespacemath.html#ae1ca505751f5a6d3977b86372cfe75ea">binomialCoeffSum</a> (uint64_t n)</td></tr>
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@@ -123,6 +126,7 @@ Functions</h2></td></tr>
<div class="textblock"><p>for <a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a> </p>
<p>Math algorithms.</p>
<p>for <a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_istream.html">std::cin</a> and <a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a></p>
<p>for <a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a></p>
<p>for IO operations</p>
<p>for io operations</p>
<p>for assert</p>
@@ -133,6 +137,7 @@ Functions</h2></td></tr>
<p>for assert</p>
<p>Mathematical algorithms</p>
<p>for assert for io operations</p>
<p>Mathematical algorithms</p>
<p>Mathematical algorithms </p>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="ae1ca505751f5a6d3977b86372cfe75ea"></a>
@@ -444,6 +449,57 @@ Here is the call graph for this function:</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a89ab7d6c3e3ee72a8cbaa85127986185">&#9670;&nbsp;</a></span>power_of_two()</h2>
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<td class="memname">void math::power_of_two </td>
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<p>Function to test above algorithm. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">n</td><td>description </td></tr>
</table>
</dd>
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<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
<p>This function finds whether a number is power of 2 or not </p><dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">n</td><td>value for which we want to check prints the result, as "Yes, the number n is a power of 2" or "No, the number is not a power of 2" without quotes</td></tr>
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<p>result stores the bitwise and of n and n-1</p>
<div class="fragment"><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; {<span class="comment"></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="comment"> /**</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="comment"> * This function finds whether a number is power of 2 or not</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="comment"> * @param n value for which we want to check</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="comment"> * prints the result, as &quot;Yes, the number n is a power of 2&quot; or</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment"> * &quot;No, the number is not a power of 2&quot; without quotes</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment"> /// result stores the</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;<span class="comment"> /// bitwise and of n and n-1</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment"></span> <span class="keywordtype">int</span> <a class="code" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a> = n &amp; (n - 1);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordflow">if</span> (result == 0) {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; <a class="codeRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;Yes, the number &quot;</span> &lt;&lt; n &lt;&lt; <span class="stringliteral">&quot; is a power of 2&quot;</span>;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="codeRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> &lt;&lt; <span class="stringliteral">&quot;No, the number &quot;</span> &lt;&lt; n &lt;&lt; <span class="stringliteral">&quot; is not a power of 2&quot;</span>;</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; }</div>
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