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<title>Algorithms_in_C++: others/pascal_triangle.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>
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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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</td>
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</tr>
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@@ -120,7 +137,9 @@ Include dependency graph for pascal_triangle.cpp:</div>
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<div class="dyncontent">
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../d1/d1d/pascal__triangle_8cpp__incl.svg" width="258" height="111"><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><table class="memberdecls">
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<p><a href="../../dc/d1a/pascal__triangle_8cpp_source.html">Go to the source code of this file.</a></p>
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<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:ad7a31d9cb2818d21b1ba12aead7f4c5c" id="r_ad7a31d9cb2818d21b1ba12aead7f4c5c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="#ad7a31d9cb2818d21b1ba12aead7f4c5c">show_pascal</a> (int **arr, int n)</td></tr>
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@@ -132,6 +151,8 @@ Functions</h2></td></tr>
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</table>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<div class="textblock"><p>Pascal's triangle implementation. </p>
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<p class="definition">Definition in file <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html">pascal_triangle.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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@@ -148,17 +169,19 @@ Functions</h2></td></tr>
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</table>
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</div><div class="memdoc">
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<p>main function </p>
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<p class="definition">Definition at line <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html#l00052">52</a> of file <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html">pascal_triangle.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 52</span> {</div>
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<div class="line"><span class="lineno"> 53</span> <span class="keywordtype">int</span> n = 0;</div>
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<div class="line"><span class="lineno"> 54</span> </div>
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<div class="line"><span class="lineno"> 55</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">"Set Pascal's Triangle Height"</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"> 56</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_istream.html">std::cin</a> >> n;</div>
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<div class="line"><span class="lineno"> 55</span> std::cout << <span class="stringliteral">"Set Pascal's Triangle Height"</span> << std::endl;</div>
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<div class="line"><span class="lineno"> 56</span> std::cin >> n;</div>
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<div class="line"><span class="lineno"> 57</span> </div>
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<div class="line"><span class="lineno"> 58</span> <span class="comment">// memory allocation (Assign two-dimensional array to store Pascal triangle)</span></div>
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<div class="line"><span class="lineno"> 59</span> <span class="keywordtype">int</span> **arr = <span class="keyword">new</span> <span class="keywordtype">int</span> *[n];</div>
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<div class="line"><span class="lineno"> 60</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < n; ++i) {</div>
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<div class="line"><span class="lineno"> 61</span> arr[i] = <span class="keyword">new</span> <span class="keywordtype">int</span>[2 * n - 1];</div>
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<div class="line"><span class="lineno"> 62</span> <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/byte/memset.html">memset</a>(arr[i], 0, <span class="keyword">sizeof</span>(<span class="keywordtype">int</span>) * (2 * n - 1));</div>
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<div class="line"><span class="lineno"> 62</span> memset(arr[i], 0, <span class="keyword">sizeof</span>(<span class="keywordtype">int</span>) * (2 * n - 1));</div>
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<div class="line"><span class="lineno"> 63</span> }</div>
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<div class="line"><span class="lineno"> 64</span> </div>
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<div class="line"><span class="lineno"> 65</span> <a class="code hl_function" href="#a4fc0e5a112f715c3a73989450b2cc5fd">pascal_triangle</a>(arr, n);</div>
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@@ -172,18 +195,9 @@ Functions</h2></td></tr>
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<div class="line"><span class="lineno"> 73</span> </div>
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<div class="line"><span class="lineno"> 74</span> <span class="keywordflow">return</span> 0;</div>
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<div class="line"><span class="lineno"> 75</span>}</div>
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<div class="ttc" id="abasic_istream_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/basic_istream.html">std::cin</a></div></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="ttc" id="amemset_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/byte/memset.html">std::memset</a></div><div class="ttdeci">T memset(T... args)</div></div>
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<div class="ttc" id="apascal__triangle_8cpp_html_a4fc0e5a112f715c3a73989450b2cc5fd"><div class="ttname"><a href="#a4fc0e5a112f715c3a73989450b2cc5fd">pascal_triangle</a></div><div class="ttdeci">int ** pascal_triangle(int **arr, int n)</div><div class="ttdef"><b>Definition</b> pascal_triangle.cpp:36</div></div>
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<div class="ttc" id="apascal__triangle_8cpp_html_ad7a31d9cb2818d21b1ba12aead7f4c5c"><div class="ttname"><a href="#ad7a31d9cb2818d21b1ba12aead7f4c5c">show_pascal</a></div><div class="ttdeci">void show_pascal(int **arr, int n)</div><div class="ttdef"><b>Definition</b> pascal_triangle.cpp:18</div></div>
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</div><!-- fragment --><div class="dynheader">
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Here is the call graph for this function:</div>
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<div class="dyncontent">
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../dc/d1a/pascal__triangle_8cpp_ae66f6b31b5ad750f1fe042a706a4e3d4_cgraph.svg" width="340" height="111"><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>
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<div class="ttc" id="apascal__triangle_8cpp_html_a4fc0e5a112f715c3a73989450b2cc5fd"><div class="ttname"><a href="#a4fc0e5a112f715c3a73989450b2cc5fd">pascal_triangle</a></div><div class="ttdeci">int ** pascal_triangle(int **arr, int n)</div><div class="ttdef"><b>Definition</b> <a href="../../dc/d1a/pascal__triangle_8cpp_source.html#l00036">pascal_triangle.cpp:36</a></div></div>
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<div class="ttc" id="apascal__triangle_8cpp_html_ad7a31d9cb2818d21b1ba12aead7f4c5c"><div class="ttname"><a href="#ad7a31d9cb2818d21b1ba12aead7f4c5c">show_pascal</a></div><div class="ttdeci">void show_pascal(int **arr, int n)</div><div class="ttdef"><b>Definition</b> <a href="../../dc/d1a/pascal__triangle_8cpp_source.html#l00018">pascal_triangle.cpp:18</a></div></div>
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<a id="a4fc0e5a112f715c3a73989450b2cc5fd" name="a4fc0e5a112f715c3a73989450b2cc5fd"></a>
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@@ -212,6 +226,8 @@ Here is the call graph for this function:</div>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>arr pointer returned </dd></dl>
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<p class="definition">Definition at line <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html#l00036">36</a> of file <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html">pascal_triangle.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 36</span> {</div>
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<div class="line"><span class="lineno"> 37</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < n; ++i) {</div>
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<div class="line"><span class="lineno"> 38</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = n - i - 1; j < n + i; ++j) {</div>
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</table>
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<p class="definition">Definition at line <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html#l00018">18</a> of file <a class="el" href="../../dc/d1a/pascal__triangle_8cpp_source.html">pascal_triangle.cpp</a>.</p>
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<div class="fragment"><div class="line"><span class="lineno"> 18</span> {</div>
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<div class="line"><span class="lineno"> 19</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < n; ++i) {</div>
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<div class="line"><span class="lineno"> 20</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < n + i; ++j) {</div>
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<div class="line"><span class="lineno"> 21</span> <span class="keywordflow">if</span> (arr[i][j] == 0)</div>
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<div class="line"><span class="lineno"> 22</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/manip/setw.html">std::setw</a>(4) << <span class="stringliteral">" "</span>;</div>
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<div class="line"><span class="lineno"> 22</span> std::cout << std::setw(4) << <span class="stringliteral">" "</span>;</div>
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<div class="line"><span class="lineno"> 23</span> <span class="keywordflow">else</span></div>
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<div class="line"><span class="lineno"> 24</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << <a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/manip/setw.html">std::setw</a>(4) << arr[i][j];</div>
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<div class="line"><span class="lineno"> 24</span> std::cout << std::setw(4) << arr[i][j];</div>
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<div class="line"><span class="lineno"> 25</span> }</div>
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<div class="line"><span class="lineno"> 26</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << <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"> 26</span> std::cout << std::endl;</div>
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<div class="line"><span class="lineno"> 27</span> }</div>
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<div class="line"><span class="lineno"> 28</span>}</div>
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<div class="ttc" id="asetw_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/io/manip/setw.html">std::setw</a></div><div class="ttdeci">T setw(T... args)</div></div>
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Here is the call graph for this function:</div>
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<div class="dyncontent">
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../dc/d1a/pascal__triangle_8cpp_ad7a31d9cb2818d21b1ba12aead7f4c5c_cgraph.svg" width="232" height="86"><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><!-- fragment -->
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</div><!-- contents -->
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