$1.$ Copy your ex$2.$sh file from above and name it ex$4.$sh$.$

$2.$ The program needs to take two arguments

$($a$)$ The first argument is the minimum number of the guessing range

$($b$)$ The second argument is the maximum number of the guessing range

$3.$ Write logic to:

$($a$)$ Ensurethatthefirstargumentisanumber

$($b$)$ Ensure that the second argument is a number

$($c$)$ That the second argument is greater than the first argument