#!/bin/bash
num=676
original_num=$num
rev=0

while [ $num -gt 0 ]; do
    reminder=$((num % 10))
    rev=$((rev * 10 + reminder))
    num=$((num / 10))
done

if [ $original_num -eq $rev ]; then
    echo "$original_num is palindrome"
else
    echo "$original_num is not palindrome"
fi