Write a Linux shell script that reverses the number, Unix program to reverse the number

Write a Linux shell script that reverses the number, Unix program to reverse the number




Program
clear
echo "Enter any number:"
read n
sum=0
while [ $n-gt 0]
do
   a='expr $n%10'
done
echo "Reverse no:" $Sum


Output
Enter any number 
435
Reverse no: 534
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