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Documentation for c6af943508
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realstealthninja
@@ -112,12 +112,13 @@ $(function(){initNavTree('de/d47/string__fibonacci_8cpp.html','../../'); initRes
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<p>This Programme returns the Nth fibonacci as a string.
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<a href="#details">More...</a></p>
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<div class="textblock"><code>#include <iostream></code><br />
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<div class="textblock"><code>#include <cstdint></code><br />
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<code>#include <iostream></code><br />
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<code>#include <cstring></code><br />
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</div><div class="textblock"><div class="dynheader">
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Include dependency graph for string_fibonacci.cpp:</div>
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<div class="dyncontent">
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<div class="center"><iframe scrolling="no" frameborder="0" src="../../d0/da1/string__fibonacci_8cpp__incl.svg" width="182" 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 class="center"><iframe scrolling="no" frameborder="0" src="../../d0/da1/string__fibonacci_8cpp__incl.svg" width="250" 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><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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@@ -160,46 +161,46 @@ Functions</h2></td></tr>
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</dd>
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</dl>
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<dl class="section return"><dt>Returns</dt><dd>sum as a <a class="elRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> </dd></dl>
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<div class="fragment"><div class="line"><span class="lineno"> 24</span> {</div>
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<div class="line"><span class="lineno"> 25</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> temp = <span class="stringliteral">""</span>;</div>
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<div class="line"><span class="lineno"> 26</span> </div>
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<div class="line"><span class="lineno"> 27</span> <span class="comment">// carry flag</span></div>
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<div class="line"><span class="lineno"> 28</span> <span class="keywordtype">int</span> carry = 0;</div>
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<div class="line"><span class="lineno"> 29</span> </div>
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<div class="line"><span class="lineno"> 30</span> <span class="comment">// fills up with zeros</span></div>
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<div class="line"><span class="lineno"> 31</span> <span class="keywordflow">while</span> (a.length() < b.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">length</a>()) {</div>
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<div class="line"><span class="lineno"> 32</span> a = <span class="stringliteral">"0"</span> + a;</div>
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<div class="line"><span class="lineno"> 33</span> }</div>
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<div class="line"><span class="lineno"> 34</span> </div>
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<div class="line"><span class="lineno"> 35</span> <span class="comment">// fills up with zeros</span></div>
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<div class="line"><span class="lineno"> 36</span> <span class="keywordflow">while</span> (b.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">length</a>() < a.length()) {</div>
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<div class="line"><span class="lineno"> 37</span> b = <span class="stringliteral">"0"</span> + b;</div>
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<div class="line"><span class="lineno"> 38</span> }</div>
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<div class="line"><span class="lineno"> 39</span> </div>
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<div class="line"><span class="lineno"> 40</span> <span class="comment">// adds the numbers a and b</span></div>
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<div class="line"><span class="lineno"> 41</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = a.length() - 1; i >= 0; i--) {</div>
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<div class="line"><span class="lineno"> 42</span> <span class="keywordtype">char</span> val = <span class="keyword">static_cast<</span><span class="keywordtype">char</span><span class="keyword">></span>(((a[i] - 48) + (b[i] - 48)) + 48 + carry);</div>
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<div class="line"><span class="lineno"> 43</span> <span class="keywordflow">if</span> (val > 57) {</div>
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<div class="line"><span class="lineno"> 44</span> carry = 1;</div>
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<div class="line"><span class="lineno"> 45</span> val -= 10;</div>
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<div class="line"><span class="lineno"> 46</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><span class="lineno"> 47</span> carry = 0;</div>
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<div class="line"><span class="lineno"> 48</span> }</div>
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<div class="line"><span class="lineno"> 49</span> temp = val + temp;</div>
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<div class="line"><span class="lineno"> 50</span> }</div>
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<div class="line"><span class="lineno"> 51</span> </div>
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<div class="line"><span class="lineno"> 52</span> <span class="comment">// processes the carry flag</span></div>
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<div class="line"><span class="lineno"> 53</span> <span class="keywordflow">if</span> (carry == 1) {</div>
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<div class="line"><span class="lineno"> 54</span> temp = <span class="stringliteral">"1"</span> + temp;</div>
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<div class="line"><span class="lineno"> 55</span> }</div>
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<div class="line"><span class="lineno"> 56</span> </div>
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<div class="line"><span class="lineno"> 57</span> <span class="comment">// removes leading zeros.</span></div>
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<div class="line"><span class="lineno"> 58</span> <span class="keywordflow">while</span> (temp[0] == <span class="charliteral">'0'</span> && temp.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">length</a>() > 1) {</div>
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<div class="line"><span class="lineno"> 59</span> temp = temp.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/substr.html">substr</a>(1);</div>
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<div class="line"><span class="lineno"> 60</span> }</div>
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<div class="line"><span class="lineno"> 61</span> </div>
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<div class="line"><span class="lineno"> 62</span> <span class="keywordflow">return</span> temp;</div>
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<div class="line"><span class="lineno"> 63</span>}</div>
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<div class="fragment"><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/string/basic_string.html">std::string</a> temp = <span class="stringliteral">""</span>;</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> <span class="comment">// carry flag</span></div>
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<div class="line"><span class="lineno"> 29</span> <span class="keywordtype">int</span> carry = 0;</div>
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<div class="line"><span class="lineno"> 30</span> </div>
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<div class="line"><span class="lineno"> 31</span> <span class="comment">// fills up with zeros</span></div>
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<div class="line"><span class="lineno"> 32</span> <span class="keywordflow">while</span> (a.length() < b.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">length</a>()) {</div>
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<div class="line"><span class="lineno"> 33</span> a = <span class="stringliteral">"0"</span> + a;</div>
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<div class="line"><span class="lineno"> 34</span> }</div>
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<div class="line"><span class="lineno"> 35</span> </div>
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<div class="line"><span class="lineno"> 36</span> <span class="comment">// fills up with zeros</span></div>
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<div class="line"><span class="lineno"> 37</span> <span class="keywordflow">while</span> (b.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">length</a>() < a.length()) {</div>
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<div class="line"><span class="lineno"> 38</span> b = <span class="stringliteral">"0"</span> + b;</div>
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<div class="line"><span class="lineno"> 39</span> }</div>
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<div class="line"><span class="lineno"> 40</span> </div>
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<div class="line"><span class="lineno"> 41</span> <span class="comment">// adds the numbers a and b</span></div>
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<div class="line"><span class="lineno"> 42</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = a.length() - 1; i >= 0; i--) {</div>
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<div class="line"><span class="lineno"> 43</span> <span class="keywordtype">char</span> val = <span class="keyword">static_cast<</span><span class="keywordtype">char</span><span class="keyword">></span>(((a[i] - 48) + (b[i] - 48)) + 48 + carry);</div>
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<div class="line"><span class="lineno"> 44</span> <span class="keywordflow">if</span> (val > 57) {</div>
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<div class="line"><span class="lineno"> 45</span> carry = 1;</div>
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<div class="line"><span class="lineno"> 46</span> val -= 10;</div>
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<div class="line"><span class="lineno"> 47</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><span class="lineno"> 48</span> carry = 0;</div>
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<div class="line"><span class="lineno"> 49</span> }</div>
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<div class="line"><span class="lineno"> 50</span> temp = val + temp;</div>
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<div class="line"><span class="lineno"> 51</span> }</div>
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<div class="line"><span class="lineno"> 52</span> </div>
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<div class="line"><span class="lineno"> 53</span> <span class="comment">// processes the carry flag</span></div>
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<div class="line"><span class="lineno"> 54</span> <span class="keywordflow">if</span> (carry == 1) {</div>
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<div class="line"><span class="lineno"> 55</span> temp = <span class="stringliteral">"1"</span> + temp;</div>
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<div class="line"><span class="lineno"> 56</span> }</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">// removes leading zeros.</span></div>
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<div class="line"><span class="lineno"> 59</span> <span class="keywordflow">while</span> (temp[0] == <span class="charliteral">'0'</span> && temp.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">length</a>() > 1) {</div>
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<div class="line"><span class="lineno"> 60</span> temp = temp.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string/substr.html">substr</a>(1);</div>
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<div class="line"><span class="lineno"> 61</span> }</div>
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<div class="line"><span class="lineno"> 62</span> </div>
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<div class="line"><span class="lineno"> 63</span> <span class="keywordflow">return</span> temp;</div>
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<div class="line"><span class="lineno"> 64</span>}</div>
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<div class="ttc" id="abasic_string_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a></div></div>
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<div class="ttc" id="asize_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string/size.html">std::string::length</a></div><div class="ttdeci">T length(T... args)</div></div>
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<div class="ttc" id="asubstr_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/string/basic_string/substr.html">std::string::substr</a></div><div class="ttdeci">T substr(T... args)</div></div>
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@@ -231,19 +232,19 @@ Here is the call graph for this function:</div>
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</table>
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</dd>
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</dl>
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<div class="fragment"><div class="line"><span class="lineno"> 68</span> {</div>
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<div class="line"><span class="lineno"> 69</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> tmp = <span class="stringliteral">""</span>;</div>
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<div class="line"><span class="lineno"> 70</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> fibMinus1 = <span class="stringliteral">"1"</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/string/basic_string.html">std::string</a> fibMinus2 = <span class="stringliteral">"0"</span>;</div>
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<div class="line"><span class="lineno"> 72</span> <span class="keywordflow">for</span> (uint64_t i = 0; i < n; i++) {</div>
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<div class="line"><span class="lineno"> 73</span> tmp = <a class="code hl_function" href="#a28052eee05d43c2ebc5147c52bd50c35">add</a>(fibMinus1, fibMinus2);</div>
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<div class="line"><span class="lineno"> 74</span> fibMinus2 = fibMinus1;</div>
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<div class="line"><span class="lineno"> 75</span> fibMinus1 = tmp;</div>
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<div class="line"><span class="lineno"> 76</span> }</div>
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<div class="line"><span class="lineno"> 77</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << fibMinus2;</div>
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<div class="line"><span class="lineno"> 78</span>}</div>
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<div class="fragment"><div class="line"><span class="lineno"> 69</span> {</div>
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<div class="line"><span class="lineno"> 70</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> tmp = <span class="stringliteral">""</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/string/basic_string.html">std::string</a> fibMinus1 = <span class="stringliteral">"1"</span>;</div>
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<div class="line"><span class="lineno"> 72</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/string/basic_string.html">std::string</a> fibMinus2 = <span class="stringliteral">"0"</span>;</div>
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<div class="line"><span class="lineno"> 73</span> <span class="keywordflow">for</span> (uint64_t i = 0; i < n; i++) {</div>
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<div class="line"><span class="lineno"> 74</span> tmp = <a class="code hl_function" href="#a28052eee05d43c2ebc5147c52bd50c35">add</a>(fibMinus1, fibMinus2);</div>
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<div class="line"><span class="lineno"> 75</span> fibMinus2 = fibMinus1;</div>
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<div class="line"><span class="lineno"> 76</span> fibMinus1 = tmp;</div>
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<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_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << fibMinus2;</div>
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<div class="line"><span class="lineno"> 79</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="astring__fibonacci_8cpp_html_a28052eee05d43c2ebc5147c52bd50c35"><div class="ttname"><a href="#a28052eee05d43c2ebc5147c52bd50c35">add</a></div><div class="ttdeci">std::string add(std::string a, std::string b)</div><div class="ttdef"><b>Definition</b> string_fibonacci.cpp:24</div></div>
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<div class="ttc" id="astring__fibonacci_8cpp_html_a28052eee05d43c2ebc5147c52bd50c35"><div class="ttname"><a href="#a28052eee05d43c2ebc5147c52bd50c35">add</a></div><div class="ttdeci">std::string add(std::string a, std::string b)</div><div class="ttdef"><b>Definition</b> string_fibonacci.cpp:25</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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@@ -267,17 +268,17 @@ Here is the call graph for this function:</div>
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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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<div class="fragment"><div class="line"><span class="lineno"> 81</span> {</div>
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<div class="line"><span class="lineno"> 82</span> <span class="keywordtype">int</span> n;</div>
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<div class="line"><span class="lineno"> 83</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">"Enter whatever number N you want to find the fibonacci of\n"</span>;</div>
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<div class="line"><span class="lineno"> 84</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"> 85</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << n << <span class="stringliteral">" th Fibonacci is \n"</span>;</div>
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<div class="line"><span class="lineno"> 86</span> <a class="code hl_function" href="#ad8055ee368a5d5b24de01bdde6bf8fca">fib_Accurate</a>(n);</div>
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<div class="line"><span class="lineno"> 87</span> </div>
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<div class="line"><span class="lineno"> 88</span> <span class="keywordflow">return</span> 0;</div>
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<div class="line"><span class="lineno"> 89</span>}</div>
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<div class="fragment"><div class="line"><span class="lineno"> 82</span> {</div>
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<div class="line"><span class="lineno"> 83</span> <span class="keywordtype">int</span> n;</div>
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<div class="line"><span class="lineno"> 84</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">"Enter whatever number N you want to find the fibonacci of\n"</span>;</div>
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<div class="line"><span class="lineno"> 85</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"> 86</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a> << n << <span class="stringliteral">" th Fibonacci is \n"</span>;</div>
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<div class="line"><span class="lineno"> 87</span> <a class="code hl_function" href="#ad8055ee368a5d5b24de01bdde6bf8fca">fib_Accurate</a>(n);</div>
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<div class="line"><span class="lineno"> 88</span> </div>
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<div class="line"><span class="lineno"> 89</span> <span class="keywordflow">return</span> 0;</div>
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<div class="line"><span class="lineno"> 90</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="astring__fibonacci_8cpp_html_ad8055ee368a5d5b24de01bdde6bf8fca"><div class="ttname"><a href="#ad8055ee368a5d5b24de01bdde6bf8fca">fib_Accurate</a></div><div class="ttdeci">void fib_Accurate(uint64_t n)</div><div class="ttdef"><b>Definition</b> string_fibonacci.cpp:68</div></div>
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<div class="ttc" id="astring__fibonacci_8cpp_html_ad8055ee368a5d5b24de01bdde6bf8fca"><div class="ttname"><a href="#ad8055ee368a5d5b24de01bdde6bf8fca">fib_Accurate</a></div><div class="ttdeci">void fib_Accurate(uint64_t n)</div><div class="ttdef"><b>Definition</b> string_fibonacci.cpp:69</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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