Shell Script to print given number in reverse order - The Coding Shala

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Shell Script to print given number in reverse order

Write a shell script to print given the number in reverse order?

Code: 

#!/bin/bash
n=$1
rev=0
tmp=0

while [ $n -gt 0 ]
do
tmp=`expr $n % 10`
rev=`expr $rev \* 10 + $tmp`
n=`expr $n / 10`
done
echo "reverse no is $rev"

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