Shell script to reverse the given no.

SOURCE CODE:

echo  “Enter the no.:”

read n

l =`expr length $n `

a=1

d=$n

while [ $a –le $l ]

do

     m=`expr $d % 10`

     d=`expr $d / 10`

     s=$s$m

     a=`expr $a + 1`

done

echo $s

OUTPUT: 

Enter the no.:

123

321