#include "Rational.h"

Rational::Rational()
: is_valid_( false ), num

//function declaration
void countLetters( string s )
{
  int pos, sum = 0;
  char m;
  ofstream outfile;
  outfile.open( "output.txt" );
  outfile << "Letter" << "\t" << "Occurences"

int fibonacci_iterative(int n)      //Iterative formula for fibonacci series
{
  int f0 = 0;
  int f1 = 1;
  int i, fn;
  
  if (n == 0)
        return 0;
  if (n == 1)
        return 1;
        
  for(i = 2; i <= n; i++)
  {
    fn =

function showprice1()
{
var itm=document.getElementById("item1");
document.getElementById("unit1").value=itm.options[itm.selectedIndex].value;
}
<tr>
<td><select id="item1" onchange="showprice1()">
<option value=0.00

function calct()
{
var un1=document.getElementById("unit").value;
var qn1=document.getElementById("qty").value;
var x1=eval(un1);
var y1=eval(qn1);
var z1=eval(x1*y1);
document.getElementById("subtl").value=