function concept
<pre><code>void execute(int &amp;x,int y=100)
{
 x=x+y;
 cout&lt;&lt;x&lt;&lt;endl;
}
void main()
{
 int a=5,b=6;
 execute(b);
}
</code></pre>

<p>will the following program work in spite of not assigning a default value to the x(formal parameters in the fuction prototype).</p>
