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<title>Algorithms_in_C++: greedy_algorithms/jumpgame.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="projectbrief">Set of algorithms implemented in C++.</div>
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/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
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@@ -148,15 +148,15 @@ 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>bool value whether final index can be reached or not </dd></dl>
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<div class="fragment"><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> <span class="keyword">auto</span> lastPos = nums.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() - 1;</div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> i = nums.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() - 1; i >= 0; i--) {</div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> <span class="keywordflow">if</span> (i + nums[i] >= lastPos) {</div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> lastPos = i;</div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> }</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> }</div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keywordflow">return</span> lastPos == 0;</div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span>}</div>
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<div class="fragment"><div class="line"><span class="lineno"> 26</span> {</div>
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<div class="line"><span class="lineno"> 27</span> <span class="keyword">auto</span> lastPos = nums.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() - 1;</div>
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<div class="line"><span class="lineno"> 28</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> i = nums.<a class="code hl_functionRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector/size.html">size</a>() - 1; i >= 0; i--) {</div>
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<div class="line"><span class="lineno"> 29</span> <span class="keywordflow">if</span> (i + nums[i] >= lastPos) {</div>
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<div class="line"><span class="lineno"> 30</span> lastPos = i;</div>
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<div class="line"><span class="lineno"> 31</span> }</div>
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<div class="line"><span class="lineno"> 32</span> }</div>
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<div class="line"><span class="lineno"> 33</span> <span class="keywordflow">return</span> lastPos == 0;</div>
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<div class="line"><span class="lineno"> 34</span>}</div>
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<div class="ttc" id="asize_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector/size.html">std::vector::size</a></div><div class="ttdeci">T size(T... args)</div></div>
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Here is the call graph for this function:</div>
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@@ -185,10 +185,10 @@ Here is the call graph for this function:</div>
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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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<div class="fragment"><div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> {</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> <a class="code hl_function" href="../../df/d64/jumpgame_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>();</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">return</span> 0;</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>}</div>
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<div class="fragment"><div class="line"><span class="lineno"> 65</span> {</div>
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<div class="line"><span class="lineno"> 66</span> <a class="code hl_function" href="../../df/d64/jumpgame_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>();</div>
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<div class="line"><span class="lineno"> 67</span> <span class="keywordflow">return</span> 0;</div>
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<div class="line"><span class="lineno"> 68</span>}</div>
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<div class="ttc" id="ajumpgame_8cpp_html_aa8dca7b867074164d5f45b0f3851269d"><div class="ttname"><a href="../../df/d64/jumpgame_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a></div><div class="ttdeci">static void test()</div><div class="ttdoc">Function to test above algorithm.</div><div class="ttdef"><b>Definition:</b> jumpgame.cpp:41</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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@@ -224,28 +224,28 @@ Here is the call graph for this function:</div>
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<p>Function to test above algorithm. </p>
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<dl class="section return"><dt>Returns</dt><dd>void </dd></dl>
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<div class="fragment"><div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> {</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// Test 1</span></div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector<int></a> num1={4,3,1,0,5};</div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> assert(<a class="code hl_function" href="../../df/d64/jumpgame_8cpp.html#af205390325e8c999bd68b93fa5252755">canJump</a>(num1)==<span class="keyword">true</span>);</div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</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">"Input: "</span>;</div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> i: num1){</div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a><<i<<<span class="stringliteral">" "</span>;</div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> }</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</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">"Output: true"</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"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="comment">// Test 2</span></div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector<int></a> num2={3,2,1,0,4};</div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> assert(<a class="code hl_function" href="../../df/d64/jumpgame_8cpp.html#af205390325e8c999bd68b93fa5252755">canJump</a>(num2)==<span class="keyword">false</span>);</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</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">"Input: "</span>;</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> i: num2){</div>
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<div class="line"><a id="l00055" name="l00055"></a><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><<i<<<span class="stringliteral">" "</span>;</div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> }</div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</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">"Output: false"</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"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span>}</div>
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<div class="fragment"><div class="line"><span class="lineno"> 41</span> {</div>
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<div class="line"><span class="lineno"> 42</span> <span class="comment">// Test 1</span></div>
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<div class="line"><span class="lineno"> 43</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector<int></a> num1={4,3,1,0,5};</div>
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<div class="line"><span class="lineno"> 44</span> assert(<a class="code hl_function" href="../../df/d64/jumpgame_8cpp.html#af205390325e8c999bd68b93fa5252755">canJump</a>(num1)==<span class="keyword">true</span>);</div>
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<div class="line"><span class="lineno"> 45</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">"Input: "</span>;</div>
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<div class="line"><span class="lineno"> 46</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> i: num1){</div>
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<div class="line"><span class="lineno"> 47</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a><<i<<<span class="stringliteral">" "</span>;</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> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a><<<span class="stringliteral">"Output: true"</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"> 50</span> <span class="comment">// Test 2</span></div>
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<div class="line"><span class="lineno"> 51</span> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector<int></a> num2={3,2,1,0,4};</div>
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<div class="line"><span class="lineno"> 52</span> assert(<a class="code hl_function" href="../../df/d64/jumpgame_8cpp.html#af205390325e8c999bd68b93fa5252755">canJump</a>(num2)==<span class="keyword">false</span>);</div>
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<div class="line"><span class="lineno"> 53</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">"Input: "</span>;</div>
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<div class="line"><span class="lineno"> 54</span> <span class="keywordflow">for</span>(<span class="keyword">auto</span> i: num2){</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><<i<<<span class="stringliteral">" "</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> <a class="code hl_classRef" target="_blank" href="http://en.cppreference.com/w/cpp/io/basic_ostream.html">std::cout</a><<<span class="stringliteral">"Output: false"</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"> 58</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="ttc" id="ajumpgame_8cpp_html_af205390325e8c999bd68b93fa5252755"><div class="ttname"><a href="../../df/d64/jumpgame_8cpp.html#af205390325e8c999bd68b93fa5252755">canJump</a></div><div class="ttdeci">bool canJump(const std::vector< int > &nums)</div><div class="ttdoc">This function implements the above algorithm.</div><div class="ttdef"><b>Definition:</b> jumpgame.cpp:26</div></div>
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<div class="ttc" id="avector_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a></div></div>
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<div class="ttc" id="avector_html"><div class="ttname"><a href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector< int ></a></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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@@ -261,7 +261,7 @@ Here is the call graph for this function:</div>
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<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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<ul>
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<li class="navelem"><a class="el" href="../../dir_0eaa691bd54ab0922ca7f50599de6d22.html">greedy_algorithms</a></li><li class="navelem"><a class="el" href="../../df/d64/jumpgame_8cpp.html">jumpgame.cpp</a></li>
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<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="../../doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.2 </li>
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