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Message: <blockquote data-quote="Core" data-source="post: 7825971" data-attributes="member: 263471"><p><img src="/styles/default/xenforo/smilies/default/rolleyes.gif"  class="smilie" loading="lazy" alt=":rolleyes:" title="Rolleyes    :rolleyes:" data-shortname=":rolleyes:" /></p><p></p><p></p><p><span style="font-family: 'Fixedsys'">[CODE]</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">/*\</span></p><p><span style="font-family: 'Fixedsys'">Write a C++ program to convert any infix expression to its post-fix form....</span></p><p><span style="font-family: 'Fixedsys'">Eg-</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">if user enters a+b</span></p><p><span style="font-family: 'Fixedsys'">it should print ab+</span></p><p><span style="font-family: 'Fixedsys'">\*/</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">#include <iostream></span></p><p><span style="font-family: 'Fixedsys'">#include <iomanip></span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">using std::cin;</span></p><p><span style="font-family: 'Fixedsys'">using std::endl;</span></p><p><span style="font-family: 'Fixedsys'">using std::cout;</span></p><p><span style="font-family: 'Fixedsys'">using std::setw;</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">int main()</span></p><p><span style="font-family: 'Fixedsys'">{</span></p><p><span style="font-family: 'Fixedsys'">    int hold=0;</span></p><p><span style="font-family: 'Fixedsys'">    const int max=100;</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    char string[max] = {0};</span></p><p><span style="font-family: 'Fixedsys'">    char repeat('n');</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    char stringExp[max] = {0};</span></p><p><span style="font-family: 'Fixedsys'">    char stringSymbol[max] = {0};</span></p><p><span style="font-family: 'Fixedsys'">    int j=0;</span></p><p><span style="font-family: 'Fixedsys'">    int i=0;</span></p><p><span style="font-family: 'Fixedsys'">    int k=0;</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    cout << setw(2) << "Type any Expression to proceed" << endl;</span></p><p><span style="font-family: 'Fixedsys'">    cin.getline(string,max,'\n');</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    cout << endl;</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    while(string[i] != '\0') //till it reaches the null character</span></p><p><span style="font-family: 'Fixedsys'">    {</span></p><p><span style="font-family: 'Fixedsys'">        if('9' >= string[i] && '0' <= string[i]) </span></p><p><span style="font-family: 'Fixedsys'">        {</span></p><p><span style="font-family: 'Fixedsys'">            stringExp[k] = string[i];</span></p><p><span style="font-family: 'Fixedsys'">            k++;</span></p><p><span style="font-family: 'Fixedsys'">        }else </span></p><p><span style="font-family: 'Fixedsys'">        {</span></p><p><span style="font-family: 'Fixedsys'">            stringSymbol[j] = string[i];</span></p><p><span style="font-family: 'Fixedsys'">            j++;</span></p><p><span style="font-family: 'Fixedsys'">        }</span></p><p><span style="font-family: 'Fixedsys'">        i++;</span></p><p><span style="font-family: 'Fixedsys'">    }</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    cout << endl;</span></p><p><span style="font-family: 'Fixedsys'">    cout << "Final Out Put " << stringExp << stringSymbol ;</span></p><p><span style="font-family: 'Fixedsys'">    cout << endl;</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">    cin >> hold;</span></p><p><span style="font-family: 'Fixedsys'">    return 0;</span></p><p><span style="font-family: 'Fixedsys'">}</span></p><p><span style="font-family: 'Fixedsys'"></span></p><p><span style="font-family: 'Fixedsys'">[/CODE]</span></p></blockquote><p></p>

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