Shell Script to find the Reverse and Sum of a number

Write a Shell Script to find the Reverse and Sum of a the entered numbers

Solution:

echo Enter any number

read n

rev=0

sd=0

sum=0

while [ $n -gt 0 ]

do

sd=`expr $n % 10`

rev=`expr $rev \* 10 + $sd`

sum=`expr $sum + $sd`

n=`expr $n / 10`

done

echo "Reverse number is $rev"

echo " sum of digits are $sum"  

Execution: