#include<stdio.h> echo " Enter The Three Number " read a b c if [ ` expr $a ` -gt $b -a ` expr $a ` -gt $c ] then echo " $a First Largest Number " elif [ ` expr $b ` -gt $a -a ` expr $b ` -gt $c ] then echo " $b Second Largest Number " else echo " $c Third Number is Largest " fi