Exam_Pyramid_OS_Script

echo "Exam Print Pyramid"

p=1
echo -n "Enter Number :"
read n

for (( i=0;i<=$n;i++ ))
do

	for (( k=$n;k>=$i;k-- ))
	do
		echo -n " "
	done

	for (( j=1;j<=i;j++ ))
	do
		echo -n " $p"
		p=`expr $p + 1`
	done
	echo " "
done