#!/bin/bash
echo "Hello world!"

echo "Enter first number:"
read a

echo "Enter second number:"
read b

sum=$((a + b))
echo "The sum is: $sum"

 echo " enter third number " 
 read c
  if [[ ($a -gt $b) && ($a -gt $c) ]]
  then 
  echo " a is greater "
 elif [[ ($b -gt $a) && ($b -gt $c) ]]
  then
  echo " b is greater "
  
  elif [[ ($c -gt $a) && ($c -gt $b) ]]
  then
  echo " c is greater"
  fi
  if [[ ($a -lt $b) && ($a -lt $c) ]]
  then 
  echo " a is smaller "
 elif [[ ($b -lt $a) && ($b -lt $c) ]]
  then
  echo " b is smaller "
  
  elif [[ ($c -lt $a) && ($c -lt $b) ]]
  then
  echo " c is smaller"
  fi