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<a href="#pub-methods">Public Member Functions</a> &#124;
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<a href="../../d5/de6/classgreedy__algorithms_1_1_binary_addition-members.html">List of all members</a> </div>
<div class="headertitle"><div class="title">greedy_algorithms::BinaryAddition Class Reference</div></div>
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<p>A class to perform binary addition of two binary strings.
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="pub-methods" name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a801fd1ec5cda76b0bb82cbf23ed4d527" id="r_a801fd1ec5cda76b0bb82cbf23ed4d527"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a801fd1ec5cda76b0bb82cbf23ed4d527">addBinary</a> (const std::string &amp;a, const std::string &amp;b)</td></tr>
<tr class="memdesc:a801fd1ec5cda76b0bb82cbf23ed4d527"><td class="mdescLeft">&#160;</td><td class="mdescRight">Adds two binary strings and returns the result as a binary string. <br /></td></tr>
<tr class="separator:a801fd1ec5cda76b0bb82cbf23ed4d527"><td class="memSeparator" colspan="2">&#160;</td></tr>
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Private Member Functions</h2></td></tr>
<tr class="memitem:a4cfb595ba80795a9efae0e3f6f5c34d2" id="r_a4cfb595ba80795a9efae0e3f6f5c34d2"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a4cfb595ba80795a9efae0e3f6f5c34d2">isValidBinaryString</a> (const std::string &amp;str) const</td></tr>
<tr class="memdesc:a4cfb595ba80795a9efae0e3f6f5c34d2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Validates whether a string contains only binary characters (0 or 1). <br /></td></tr>
<tr class="separator:a4cfb595ba80795a9efae0e3f6f5c34d2"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A class to perform binary addition of two binary strings. </p>
<p class="definition">Definition at line <a class="el" href="../../d9/d1f/binary__addition_8cpp_source.html#l00031">31</a> of file <a class="el" href="../../d9/d1f/binary__addition_8cpp_source.html">binary_addition.cpp</a>.</p>
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<a id="a801fd1ec5cda76b0bb82cbf23ed4d527" name="a801fd1ec5cda76b0bb82cbf23ed4d527"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a801fd1ec5cda76b0bb82cbf23ed4d527">&#9670;&#160;</a></span>addBinary()</h2>
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<td class="memname">std::string greedy_algorithms::BinaryAddition::addBinary </td>
<td>(</td>
<td class="paramtype">const std::string &amp;</td> <td class="paramname"><span class="paramname"><em>a</em></span>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const std::string &amp;</td> <td class="paramname"><span class="paramname"><em>b</em></span>&#160;)</td>
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<p>Adds two binary strings and returns the result as a binary string. </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">a</td><td>The first binary string. </td></tr>
<tr><td class="paramname">b</td><td>The second binary string. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>The sum of the two binary strings as a binary string, or an empty string if either input string contains non-binary characters. </dd></dl>
<p class="definition">Definition at line <a class="el" href="../../d9/d1f/binary__addition_8cpp_source.html#l00040">40</a> of file <a class="el" href="../../d9/d1f/binary__addition_8cpp_source.html">binary_addition.cpp</a>.</p>
<div class="fragment"><div class="line"><span class="lineno"> 40</span> {</div>
<div class="line"><span class="lineno"> 41</span> <span class="keywordflow">if</span> (!<a class="code hl_function" href="#a4cfb595ba80795a9efae0e3f6f5c34d2">isValidBinaryString</a>(a) || !<a class="code hl_function" href="#a4cfb595ba80795a9efae0e3f6f5c34d2">isValidBinaryString</a>(b)) {</div>
<div class="line"><span class="lineno"> 42</span> <span class="keywordflow">return</span> <span class="stringliteral">&quot;&quot;</span>; <span class="comment">// Return empty string if input contains non-binary</span></div>
<div class="line"><span class="lineno"> 43</span> <span class="comment">// characters</span></div>
<div class="line"><span class="lineno"> 44</span> }</div>
<div class="line"><span class="lineno"> 45</span> </div>
<div class="line"><span class="lineno"> 46</span> std::string <a class="code hl_function" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a>;</div>
<div class="line"><span class="lineno"> 47</span> <span class="keywordtype">int</span> carry = 0;</div>
<div class="line"><span class="lineno"> 48</span> <span class="keywordtype">int</span> maxLength = std::max(a.size(), b.size());</div>
<div class="line"><span class="lineno"> 49</span> </div>
<div class="line"><span class="lineno"> 50</span> <span class="comment">// Traverse both strings from the end to the beginning</span></div>
<div class="line"><span class="lineno"> 51</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i &lt; maxLength; ++i) {</div>
<div class="line"><span class="lineno"> 52</span> <span class="comment">// Get the current bits from both strings, if available</span></div>
<div class="line"><span class="lineno"> 53</span> <span class="keywordtype">int</span> bitA = (i &lt; a.size()) ? (a[a.size() - 1 - i] - <span class="charliteral">&#39;0&#39;</span>) : 0;</div>
<div class="line"><span class="lineno"> 54</span> <span class="keywordtype">int</span> bitB = (i &lt; b.size()) ? (b[b.size() - 1 - i] - <span class="charliteral">&#39;0&#39;</span>) : 0;</div>
<div class="line"><span class="lineno"> 55</span> </div>
<div class="line"><span class="lineno"> 56</span> <span class="comment">// Calculate the sum of bits and carry</span></div>
<div class="line"><span class="lineno"> 57</span> <span class="keywordtype">int</span> <a class="code hl_function" href="../../d8/d77/namespacemachine__learning.html#a6f1c98c016ad34ff3d9f39372161bd35">sum</a> = bitA + bitB + carry;</div>
<div class="line"><span class="lineno"> 58</span> carry = <a class="code hl_function" href="../../d8/d77/namespacemachine__learning.html#a6f1c98c016ad34ff3d9f39372161bd35">sum</a> / 2; <span class="comment">// Determine the carry for the next bit</span></div>
<div class="line"><span class="lineno"> 59</span> <a class="code hl_function" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a>.push_back((sum % 2) +</div>
<div class="line"><span class="lineno"> 60</span> <span class="charliteral">&#39;0&#39;</span>); <span class="comment">// Append the sum&#39;s current bit to result</span></div>
<div class="line"><span class="lineno"> 61</span> }</div>
<div class="line"><span class="lineno"> 62</span> <span class="keywordflow">if</span> (carry) {</div>
<div class="line"><span class="lineno"> 63</span> <a class="code hl_function" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a>.push_back(<span class="charliteral">&#39;1&#39;</span>);</div>
<div class="line"><span class="lineno"> 64</span> }</div>
<div class="line"><span class="lineno"> 65</span> std::reverse(<a class="code hl_function" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a>.begin(), <a class="code hl_function" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a>.end());</div>
<div class="line"><span class="lineno"> 66</span> <span class="keywordflow">return</span> <a class="code hl_function" href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">result</a>;</div>
<div class="line"><span class="lineno"> 67</span> }</div>
<div class="ttc" id="aclassgreedy__algorithms_1_1_binary_addition_html_a4cfb595ba80795a9efae0e3f6f5c34d2"><div class="ttname"><a href="#a4cfb595ba80795a9efae0e3f6f5c34d2">greedy_algorithms::BinaryAddition::isValidBinaryString</a></div><div class="ttdeci">bool isValidBinaryString(const std::string &amp;str) const</div><div class="ttdoc">Validates whether a string contains only binary characters (0 or 1).</div><div class="ttdef"><b>Definition</b> <a href="../../d9/d1f/binary__addition_8cpp_source.html#l00075">binary_addition.cpp:75</a></div></div>
<div class="ttc" id="afibonacci__sum_8cpp_html_aadb40ac4c74a7efc0680b83eeee138aa"><div class="ttname"><a href="../../de/dc3/fibonacci__sum_8cpp.html#aadb40ac4c74a7efc0680b83eeee138aa">math::fibonacci_sum::result</a></div><div class="ttdeci">uint64_t result(uint64_t n)</div><div class="ttdef"><b>Definition</b> <a href="../../de/dc3/fibonacci__sum_8cpp_source.html#l00077">fibonacci_sum.cpp:77</a></div></div>
<div class="ttc" id="anamespacemachine__learning_html_a6f1c98c016ad34ff3d9f39372161bd35"><div class="ttname"><a href="../../d8/d77/namespacemachine__learning.html#a6f1c98c016ad34ff3d9f39372161bd35">machine_learning::sum</a></div><div class="ttdeci">T sum(const std::vector&lt; std::valarray&lt; T &gt; &gt; &amp;A)</div><div class="ttdef"><b>Definition</b> <a href="../../d8/d95/vector__ops_8hpp_source.html#l00232">vector_ops.hpp:232</a></div></div>
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<h2 class="memtitle"><span class="permalink"><a href="#a4cfb595ba80795a9efae0e3f6f5c34d2">&#9670;&#160;</a></span>isValidBinaryString()</h2>
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<td class="memname">bool greedy_algorithms::BinaryAddition::isValidBinaryString </td>
<td>(</td>
<td class="paramtype">const std::string &amp;</td> <td class="paramname"><span class="paramname"><em>str</em></span></td><td>)</td>
<td> const</td>
</tr>
</table>
</td>
<td class="mlabels-right">
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<p>Validates whether a string contains only binary characters (0 or 1). </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">str</td><td>The string to validate. </td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>true if the string is binary, false otherwise. </dd></dl>
<p class="definition">Definition at line <a class="el" href="../../d9/d1f/binary__addition_8cpp_source.html#l00075">75</a> of file <a class="el" href="../../d9/d1f/binary__addition_8cpp_source.html">binary_addition.cpp</a>.</p>
<div class="fragment"><div class="line"><span class="lineno"> 75</span> {</div>
<div class="line"><span class="lineno"> 76</span> <span class="keywordflow">return</span> std::all_of(str.begin(), str.end(),</div>
<div class="line"><span class="lineno"> 77</span> [](<span class="keywordtype">char</span> c) { return c == <span class="stringliteral">&#39;0&#39;</span> || c == <span class="stringliteral">&#39;1&#39;</span>; });</div>
<div class="line"><span class="lineno"> 78</span> }</div>
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