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<title>Algorithms_in_C++: bit_manipulation/set_kth_bit.cpp File Reference</title>
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<div id="projectname">Algorithms_in_C++<span id="projectnumber"> 1.0.0</span>
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<div id="projectname">TheAlgorithms/C++<span id="projectnumber"> 1.0.0</span>
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<div id="projectbrief">Set of algorithms implemented in C++.</div>
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<div id="projectbrief">All the algorithms implemented in C++</div>
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@@ -121,7 +138,9 @@ Include dependency graph for set_kth_bit.cpp:</div>
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<div class="dyncontent">
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../d9/d43/set__kth__bit_8cpp__incl.svg" width="255" height="126"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe></div>
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<p><a href="../../d5/db5/set__kth__bit_8cpp_source.html">Go to the source code of this file.</a></p>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="namespaces" name="namespaces"></a>
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Namespaces</h2></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">namespace  </td><td class="memItemRight" valign="bottom"><a class="el" href="../../d7/d81/namespacebit__manipulation.html">bit_manipulation</a></td></tr>
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@@ -133,7 +152,7 @@ Namespaces</h2></td></tr>
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</table><table class="memberdecls">
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a id="func-members" name="func-members"></a>
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Functions</h2></td></tr>
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<tr class="memitem:ad4d0ffd9331242c42a28834ee19f5fd9" id="r_ad4d0ffd9331242c42a28834ee19f5fd9"><td class="memItemLeft" align="right" valign="top"><a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="#ad4d0ffd9331242c42a28834ee19f5fd9">bit_manipulation::set_kth_bit::setKthBit</a> (std ::int64_t N, std ::int64_t k)</td></tr>
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<tr class="memitem:ad4d0ffd9331242c42a28834ee19f5fd9" id="r_ad4d0ffd9331242c42a28834ee19f5fd9"><td class="memItemLeft" align="right" valign="top">std::uint64_t </td><td class="memItemRight" valign="bottom"><a class="el" href="#ad4d0ffd9331242c42a28834ee19f5fd9">bit_manipulation::set_kth_bit::setKthBit</a> (std ::int64_t N, std ::int64_t k)</td></tr>
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<tr class="memdesc:ad4d0ffd9331242c42a28834ee19f5fd9"><td class="mdescLeft"> </td><td class="mdescRight">The main function implements set kth bit. <br /></td></tr>
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<tr class="separator:ad4d0ffd9331242c42a28834ee19f5fd9"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:aa8dca7b867074164d5f45b0f3851269d" id="r_aa8dca7b867074164d5f45b0f3851269d"><td class="memItemLeft" align="right" valign="top">static void </td><td class="memItemRight" valign="bottom"><a class="el" href="#aa8dca7b867074164d5f45b0f3851269d">test</a> ()</td></tr>
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@@ -148,6 +167,8 @@ Functions</h2></td></tr>
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<p>Given a number N and a value K. From the right, set the Kth bit in the binary representation of N. The position of Least Significant Bit(or last bit) is 0, the second last bit is 1 and so on. in it.</p>
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<p>A binary number consists of two digits. They are 0 & 1. Digit 1 is known as set bit in computer terms. Worst Case Time Complexity: O(1) Space complexity: O(1)</p>
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<dl class="section author"><dt>Author</dt><dd><a href="https://github.com/aman2000raj" target="_blank">Aman Raj</a> </dd></dl>
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<p class="definition">Definition in file <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html">set_kth_bit.cpp</a>.</p>
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</div><h2 class="groupheader">Function Documentation</h2>
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<a id="ae66f6b31b5ad750f1fe042a706a4e3d4" name="ae66f6b31b5ad750f1fe042a706a4e3d4"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ae66f6b31b5ad750f1fe042a706a4e3d4">◆ </a></span>main()</h2>
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@@ -166,17 +187,14 @@ Functions</h2></td></tr>
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<p>Main function. </p>
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<dl class="section return"><dt>Returns</dt><dd>0 on exit </dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html#l00077">77</a> of file <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html">set_kth_bit.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 77</span> {</div>
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<div class="line"><span class="lineno"> 78</span> <a class="code hl_function" href="#aa8dca7b867074164d5f45b0f3851269d">test</a>(); <span class="comment">// run self-test implementations</span></div>
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<div class="line"><span class="lineno"> 79</span> <span class="keywordflow">return</span> 0;</div>
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<div class="line"><span class="lineno"> 80</span>}</div>
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<div class="ttc" id="aset__kth__bit_8cpp_html_aa8dca7b867074164d5f45b0f3851269d"><div class="ttname"><a href="#aa8dca7b867074164d5f45b0f3851269d">test</a></div><div class="ttdeci">static void test()</div><div class="ttdoc">Self-test implementations.</div><div class="ttdef"><b>Definition</b> set_kth_bit.cpp:61</div></div>
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Here is the call graph for this function:</div>
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../d5/db5/set__kth__bit_8cpp_ae66f6b31b5ad750f1fe042a706a4e3d4_cgraph.svg" width="271" height="36"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe></div>
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<div class="ttc" id="aset__kth__bit_8cpp_html_aa8dca7b867074164d5f45b0f3851269d"><div class="ttname"><a href="#aa8dca7b867074164d5f45b0f3851269d">test</a></div><div class="ttdeci">static void test()</div><div class="ttdoc">Self-test implementations.</div><div class="ttdef"><b>Definition</b> <a href="../../d5/db5/set__kth__bit_8cpp_source.html#l00061">set_kth_bit.cpp:61</a></div></div>
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<div class="memproto">
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<tr>
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<td class="memname"><a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/types/integer.html">std::uint64_t</a> bit_manipulation::set_kth_bit::setKthBit </td>
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<td class="memname">std::uint64_t bit_manipulation::set_kth_bit::setKthBit </td>
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<td>(</td>
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<td class="paramtype">std ::int64_t</td> <td class="paramname"><span class="paramname"><em>N</em></span>, </td>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>returns an integer after setting the K'th bit in N </dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html#l00043">43</a> of file <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html">set_kth_bit.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 44</span> { <span class="comment">// int64_t is preferred over int so</span></div>
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<div class="line"><span class="lineno"> 45</span> <span class="comment">// that no Overflow can be there.</span></div>
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<div class="line"><span class="lineno"> 46</span> </div>
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<div class="line"><span class="lineno"> 51</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="../../d8/dab/sparse__table_8cpp.html#a10f3ffb3f6f7e1b83d556b9c8de89a5d">N</a> | pos; <span class="comment">// by taking or with the pos and the N we set the bit of N</span></div>
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<div class="line"><span class="lineno"> 52</span> <span class="comment">// at kth position.</span></div>
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<div class="line"><span class="lineno"> 53</span>}</div>
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<div class="ttc" id="acomposite__simpson__rule_8cpp_html_a1b74d828b33760094906797042b89442"><div class="ttname"><a href="../../d4/d18/composite__simpson__rule_8cpp.html#a1b74d828b33760094906797042b89442">numerical_methods::simpson_method::k</a></div><div class="ttdeci">double k(double x)</div><div class="ttdoc">Another test function.</div><div class="ttdef"><b>Definition</b> composite_simpson_rule.cpp:117</div></div>
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<div class="ttc" id="asparse__table_8cpp_html_a10f3ffb3f6f7e1b83d556b9c8de89a5d"><div class="ttname"><a href="../../d8/dab/sparse__table_8cpp.html#a10f3ffb3f6f7e1b83d556b9c8de89a5d">data_structures::sparse_table::N</a></div><div class="ttdeci">constexpr uint32_t N</div><div class="ttdoc">A struct to represent sparse table for min() as their invariant function, for the given array A....</div><div class="ttdef"><b>Definition</b> sparse_table.cpp:48</div></div>
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<div class="ttc" id="acomposite__simpson__rule_8cpp_html_a1b74d828b33760094906797042b89442"><div class="ttname"><a href="../../d4/d18/composite__simpson__rule_8cpp.html#a1b74d828b33760094906797042b89442">numerical_methods::simpson_method::k</a></div><div class="ttdeci">double k(double x)</div><div class="ttdoc">Another test function.</div><div class="ttdef"><b>Definition</b> <a href="../../d4/d18/composite__simpson__rule_8cpp_source.html#l00117">composite_simpson_rule.cpp:117</a></div></div>
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<div class="ttc" id="asparse__table_8cpp_html_a10f3ffb3f6f7e1b83d556b9c8de89a5d"><div class="ttname"><a href="../../d8/dab/sparse__table_8cpp.html#a10f3ffb3f6f7e1b83d556b9c8de89a5d">data_structures::sparse_table::N</a></div><div class="ttdeci">constexpr uint32_t N</div><div class="ttdoc">A struct to represent sparse table for min() as their invariant function, for the given array A....</div><div class="ttdef"><b>Definition</b> <a href="../../d8/dab/sparse__table_8cpp_source.html#l00048">sparse_table.cpp:48</a></div></div>
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<p>Self-test implementations. </p>
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<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html#l00061">61</a> of file <a class="el" href="../../d5/db5/set__kth__bit_8cpp_source.html">set_kth_bit.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 61</span> {</div>
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<div class="line"><span class="lineno"> 62</span> <span class="comment">// n = 10,2 return 14</span></div>
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<div class="line"><span class="lineno"> 63</span> assert(bit_manipulation::set_kth_bit::setKthBit(10, 2) == 14);</div>
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<div class="line"><span class="lineno"> 68</span> <span class="comment">// n = 123 return 123</span></div>
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<div class="line"><span class="lineno"> 69</span> assert(bit_manipulation::set_kth_bit::setKthBit(123, 3) == 123);</div>
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<div class="line"><span class="lineno"> 70</span> </div>
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<div class="line"><span class="lineno"> 71</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << <span class="stringliteral">"All test cases successfully passed!"</span> << <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a>;</div>
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<div class="line"><span class="lineno"> 71</span> std::cout << <span class="stringliteral">"All test cases successfully passed!"</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 72</span>}</div>
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<div class="ttc" id="abasic_ostream_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a></div></div>
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<div class="ttc" id="aendl_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/manip/endl.html">std::endl</a></div><div class="ttdeci">T endl(T... args)</div></div>
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../d5/db5/set__kth__bit_8cpp_aa8dca7b867074164d5f45b0f3851269d_cgraph.svg" width="174" height="36"><p><b>This browser is not able to show SVG: try Firefox, Chrome, Safari, or Opera instead.</b></p></iframe></div>
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