Program Kalkulator Sederhana Menggunakan UBUNTU

Isi Program di dalam NANO
#! bin/bash
echo "------Nama : Wahyudin------"
echo "------NIM  : 1802006-------"
echo "------Kelas: 3tiE----------"
echo "----Program Kalkulator-----"
echo -n "bilangan 1 :"
read bil1
echo -n "bilangan 2 :"
read bil2
echo -n "Operator :"
read op

if [ $op = + ]
 then
 echo "$bil1 $op $bil2 = `expr $bil1 + $bil2`"
elif [ $op = - ]
 then
 echo "$bil1 $op $bil2 = `expr $bil1 - $bil2`"
elif [ $op = / ]
 then
 echo "$bil1 $op $bil2 = `expr $bil1 / $bil2`"
elif [ $op = x ]
 then
 echo "$bil1 $op $bil2 = `expr $bil1 \* $bil2`"
fi

Maka HASILNYA

 wahyudin@VirtualBox:~$ sh tugaspakferi.sh
------Nama : Wahyudin------
------NIM  : 1802006-------
------Kelas: 3tiE----------
----Program Kalkulator-----
Bilangan 1 :5
Bilangan 2 :5
Operator :+
5 + 5 = 10
wahyudin@VirtualBox:~$ sh tugaspakferi.sh
------Nama : Wahyudin------
------NIM  : 1802006-------
------Kelas: 3tiE----------
----Program Kalkulator-----
Bilangan 1 :8
Bilangan 2 :5
Operator :-
8 - 5 = 3
wahyudin@VirtualBox:~$ sh tugaspakferi.sh
------Nama : Wahyudin------
------NIM  : 1802006-------
------Kelas: 3tiE----------
----Program Kalkulator-----
Bilangan 1 :10
Bilangan 2 :5
Operator :/
10 / 5 = 2
wahyudin@VirtualBox:~$ sh tugaspakferi.sh
------Nama : Wahyudin------
------NIM  : 1802006-------
------Kelas: 3tiE----------
----Program Kalkulator-----
Bilangan 1 :20
Bilangan 2 :20
Operator :x
20 x 20 = 400
wahyudin@VirtualBox:~$