factorial

[waqas urdu]

main nay javascript pher aik program banya hy factorial ka ban tu gaya hy lakeen aik formate main dana cha raha hoo as formate main nahee ha raha hy

code is

<script>
var fac=1;
for(i=1;i<=10;i++)
{
fac=fac*i;
document.write(i+"!" +fac+"<br>");
}

</script>

asa formate kasay banay ga

1 =1
2 × 1 = 2
3 × 2 × 1 = 6
4 × 3 × 2 × 1 = 24
5 × 4 × 3 × 2 × 1= 120

[waqas urdu]

any solution plz

[waqas urdu]

aray yar isko bhi dakh loo koi zarort hy mujy iski mujy iski logic banana nahee a rahee hy bus