php - Write a program to sum the series 1!+2!+3!+---------+N!. Email ThisBlogThis!Share to TwitterShare to Facebook Labs 2 Comments
$num1=$_POST["num"];
ReplyDelete$sum=0;
$i=$num1;
while($i!=0)
{
$j=1;
$fact=1;
while($j!=$i+1)
{
$fact*=$j;
$j++;
}
$sum+=$fact;
$i--;
}
echo "$sum";
php
ReplyDelete$number=$_POST['num'];
$sum=0;
$f=1;
for($i=1;$i<=$number;$i++)
{$f=$f*$i;
$sum=$sum+$f;
}
echo"sum of factorial series is:$sum";
?>