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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d5/d8a/classothers_1_1postfix__expression_1_1_stack.html">others::postfix_expression::Stack</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Creates an array to be used as stack for storing values. <a href="../../d5/d8a/classothers_1_1postfix__expression_1_1_stack.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">namespace &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d0/d6f/namespaceothers.html">others</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">namespace &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/de6/namespacepostfix__expression.html">postfix_expression</a></td></tr>
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<tr class="memitem:postfix_5Fexpression" id="r_postfix_5Fexpression"><td class="memItemLeft" align="right" valign="top">namespace &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="../../d4/de6/namespacepostfix__expression.html">postfix_expression</a></td></tr>
<tr class="memdesc:d4/de6/namespacepostfix__expression"><td class="mdescLeft">&#160;</td><td class="mdescRight">Functions for Postfix Expression algorithm. <br /></td></tr>
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Functions</h2></td></tr>
<tr class="memitem:ad77f8c9cc594975756838d498c237cea" id="r_ad77f8c9cc594975756838d498c237cea"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#ad77f8c9cc594975756838d498c237cea">others::postfix_expression::push</a> (float operand, <a class="el" href="../../d5/d8a/classothers_1_1postfix__expression_1_1_stack.html">Stack</a> *<a class="el" href="../../d1/dc2/classstack.html">stack</a>)</td></tr>
<tr class="memdesc:ad77f8c9cc594975756838d498c237cea"><td class="mdescLeft">&#160;</td><td class="mdescRight">Pushing operand, also called the number in the array to the stack. <br /></td></tr>
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<tr class="memdesc:a421baa2002a64bc0bfc3e1b64800d734"><td class="mdescLeft">&#160;</td><td class="mdescRight">Popping operand, also called the number from the stack. <br /></td></tr>
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<tr class="memdesc:a4c27f949c9d6659be9f5bd2ccbe1360a"><td class="mdescLeft">&#160;</td><td class="mdescRight">Checks if scanned string is a number. <br /></td></tr>
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<tr class="memitem:a59fd597e0ea394abe027ced4d2ea3338" id="r_a59fd597e0ea394abe027ced4d2ea3338"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="#a59fd597e0ea394abe027ced4d2ea3338">others::postfix_expression::evaluate</a> (float a, float b, const std::string &amp;operation, <a class="el" href="../../d5/d8a/classothers_1_1postfix__expression_1_1_stack.html">Stack</a> *<a class="el" href="../../d1/dc2/classstack.html">stack</a>)</td></tr>
<tr class="memdesc:a59fd597e0ea394abe027ced4d2ea3338"><td class="mdescLeft">&#160;</td><td class="mdescRight">Evaluate answer using given last two operands from and operation. <br /></td></tr>
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<tr class="memitem:ae38bd3a177a6d61da3859a281233bbe1" id="r_ae38bd3a177a6d61da3859a281233bbe1"><td class="memTemplParams" colspan="2">template&lt;std::size_t N&gt; </td></tr>
<tr class="memitem:ae38bd3a177a6d61da3859a281233bbe1"><td class="memTemplItemLeft" align="right" valign="top">float&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="#ae38bd3a177a6d61da3859a281233bbe1">others::postfix_expression::postfix_evaluation</a> (std::array&lt; std::string, N &gt; input)</td></tr>
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<tr class="memdesc:ae38bd3a177a6d61da3859a281233bbe1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Postfix Evaluation algorithm to compute the value from given input array. <br /></td></tr>
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<tr class="memdesc:a6a8eeb7d346d5cd6335d9780fb7c0f15"><td class="mdescLeft">&#160;</td><td class="mdescRight">Test function 1 with input array {'2', '3', '1', '*', '+', '9', '-'}. <br /></td></tr>
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<tr class="memdesc:a5b97d12e8b61484f756a8721992bfae1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Test function 2 with input array {'1', '2', '+', '2', '/', '5', '*', '7', '+'}. <br /></td></tr>
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<tr class="memdesc:ae66f6b31b5ad750f1fe042a706a4e3d4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Main function. <br /></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<a name="details" id="details"></a><h2 id="header-details" class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Evaluation of <a href="https://en.wikipedia.org/wiki/Reverse_Polish_notation" target="_blank">Postfix Expression</a> </p>
<dl class="section author"><dt>Author</dt><dd><a href="https://github.com/Darshana-Sarma" target="_blank">Darshana Sarma</a></dd></dl>
<p>Create a stack to store operands (or values). Scan the given expression and do following for every scanned element. If the element is a number, push it into the stack If the element is a operator, pop operands for the operator from stack. Evaluate the operator and push the result back to the stack When the expression is ended, the number in the stack is the final answer </p>
<p class="definition">Definition in file <a class="el" href="../../d7/d75/postfix__evaluation_8cpp_source.html">postfix_evaluation.cpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a59fd597e0ea394abe027ced4d2ea3338">&#9670;&#160;</a></span>evaluate()</h2>
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<div class="line"><span class="lineno"> 122</span> <a class="code hl_function" href="#ad77f8c9cc594975756838d498c237cea">push</a>(std::stof(scan), &amp;<a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>);</div>
<div class="line"><span class="lineno"> 123</span> </div>
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<div class="line"><span class="lineno"> 126</span> <span class="keywordtype">float</span> op1 = pop(&amp;<a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>);</div>
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<div class="line"><span class="lineno"> 127</span> </div>
<div class="line"><span class="lineno"> 128</span> evaluate(op1, op2, scan, &amp;<a class="code hl_class" href="../../d1/dc2/classstack.html">stack</a>);</div>
<div class="line"><span class="lineno"> 129</span> }</div>
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<div class="line"><span class="lineno"> 135</span> <span class="keywordflow">return</span> <a class="code hl_variable" href="../../dc/dc5/paranthesis__matching_8cpp.html#aa37d24a036d239b3b528f13b9de880c7">stack</a>.stack[<a class="code hl_variable" href="../../dc/dc5/paranthesis__matching_8cpp.html#aa37d24a036d239b3b528f13b9de880c7">stack</a>.stackTop];</div>
<div class="line"><span class="lineno"> 136</span>}</div>
<div class="ttc" id="aclassothers_1_1postfix__expression_1_1_stack_html"><div class="ttname"><a href="../../d5/d8a/classothers_1_1postfix__expression_1_1_stack.html">others::postfix_expression::Stack</a></div><div class="ttdoc">Creates an array to be used as stack for storing values.</div><div class="ttdef"><b>Definition</b> <a href="../../d7/d75/postfix__evaluation_8cpp_source.html#l00032">postfix_evaluation.cpp:32</a></div></div>
<div class="ttc" id="aparanthesis__matching_8cpp_html_a6d25c7dfbfeb52c3cb9d1b56ab49b664"><div class="ttname"><a href="../../dc/dc5/paranthesis__matching_8cpp.html#a6d25c7dfbfeb52c3cb9d1b56ab49b664">pop</a></div><div class="ttdeci">char pop()</div><div class="ttdoc">pop a byte out of stack variable</div><div class="ttdef"><b>Definition</b> <a href="../../dc/dc5/paranthesis__matching_8cpp_source.html#l00029">paranthesis_matching.cpp:29</a></div></div>
<div class="ttc" id="aparanthesis__matching_8cpp_html_aa37d24a036d239b3b528f13b9de880c7"><div class="ttname"><a href="../../dc/dc5/paranthesis__matching_8cpp.html#aa37d24a036d239b3b528f13b9de880c7">stack</a></div><div class="ttdeci">char stack[MAX]</div><div class="ttdef"><b>Definition</b> <a href="../../dc/dc5/paranthesis__matching_8cpp_source.html#l00020">paranthesis_matching.cpp:20</a></div></div>
<div class="ttc" id="apostfix__evaluation_8cpp_html_a4c27f949c9d6659be9f5bd2ccbe1360a"><div class="ttname"><a href="#a4c27f949c9d6659be9f5bd2ccbe1360a">others::postfix_expression::is_number</a></div><div class="ttdeci">bool is_number(const std::string &amp;s)</div><div class="ttdoc">Checks if scanned string is a number.</div><div class="ttdef"><b>Definition</b> <a href="../../d7/d75/postfix__evaluation_8cpp_source.html#l00065">postfix_evaluation.cpp:65</a></div></div>
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@@ -475,7 +453,7 @@ template&lt;std::size_t N&gt; </div>
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