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realstealthninja
2025-05-19 11:38:33 +00:00
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@@ -4,7 +4,7 @@
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<title>TheAlgorithms/C++: math/double_factorial.cpp Source File</title>
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@@ -124,11 +124,12 @@ $(function(){initNavTree('d7/d89/double__factorial_8cpp_source.html','../../');
<div class="headertitle"><div class="title">double_factorial.cpp</div></div>
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<div class="contents">
<a href="../../d7/d89/double__factorial_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span> </div>
<a href="../../d7/d89/double__factorial_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include &lt;cassert&gt;</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include &lt;cstdint&gt;</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &lt;iostream&gt;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span></div>
<div class="foldopen" id="foldopen00018" data-start="{" data-end="}">
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"><a class="line" href="../../d7/d89/double__factorial_8cpp.html#a0a3c417360400093891a9ccddaa4be26"> 18</a></span>uint64_t <a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a0a3c417360400093891a9ccddaa4be26">double_factorial_iterative</a>(uint64_t n) {</div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> uint64_t res = 1;</div>
@@ -140,7 +141,7 @@ $(function(){initNavTree('d7/d89/double__factorial_8cpp_source.html','../../');
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> <span class="keywordflow">return</span> res;</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span>}</div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span></div>
<div class="foldopen" id="foldopen00031" data-start="{" data-end="}">
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"><a class="line" href="../../d7/d89/double__factorial_8cpp.html#a68ba20fed2ce427f6469c7689437829d"> 31</a></span>uint64_t <a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a68ba20fed2ce427f6469c7689437829d">double_factorial_recursive</a>(uint64_t n) {</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> <span class="keywordflow">if</span> (n &lt;= 1)</div>
@@ -148,14 +149,14 @@ $(function(){initNavTree('d7/d89/double__factorial_8cpp_source.html','../../');
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordflow">return</span> n * <a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a68ba20fed2ce427f6469c7689437829d">double_factorial_recursive</a>(n - 2);</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span>}</div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span></div>
<div class="foldopen" id="foldopen00043" data-start="{" data-end="}">
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"><a class="line" href="../../d7/d89/double__factorial_8cpp.html#abbbcebf3a2d0c67f4c3cfb5511a97981"> 43</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../dd/d1e/generate__parentheses_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>(uint64_t n, uint64_t expected) {</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> assert(<a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a0a3c417360400093891a9ccddaa4be26">double_factorial_iterative</a>(n) == expected);</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> assert(<a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a68ba20fed2ce427f6469c7689437829d">double_factorial_recursive</a>(n) == expected);</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span>}</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span></div>
<div class="foldopen" id="foldopen00051" data-start="{" data-end="}">
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"><a class="line" href="../../d7/d89/double__factorial_8cpp.html#a88ec9ad42717780d6caaff9d3d6977f9"> 51</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a88ec9ad42717780d6caaff9d3d6977f9">tests</a>() {</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> std::cout &lt;&lt; <span class="stringliteral">&quot;Test 1:\t n=5\t...&quot;</span>;</div>
@@ -171,7 +172,7 @@ $(function(){initNavTree('d7/d89/double__factorial_8cpp_source.html','../../');
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> std::cout &lt;&lt; <span class="stringliteral">&quot;passed\n&quot;</span>;</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span>}</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span></div>
<div class="foldopen" id="foldopen00068" data-start="{" data-end="}">
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"><a class="line" href="../../d7/d89/double__factorial_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 68</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <a class="code hl_function" href="../../d7/d89/double__factorial_8cpp.html#a88ec9ad42717780d6caaff9d3d6977f9">tests</a>();</div>
@@ -189,7 +190,7 @@ $(function(){initNavTree('d7/d89/double__factorial_8cpp_source.html','../../');
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