calculator using shell script

"1.addition" "2.subtraction" "3.multiplication" "4.division" "5.square" "6.squareroot" "7.modular" using shell script
 avatar
Rohit143
sh
2 years ago
1.0 kB
1
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Never
echo "Enter one no."
read n1
echo "Enter second no."
read n2
echo "1.addition"
echo "2.subtraction"
echo "3.multiplication"
echo "4.division"
echo "5.square"
echo "6.squareroot"
echo "7.modular"
echo ----------------
echo "Enter your choice:"
read ch
echo ----------------
case $ch in
	1)echo "Addition = " `expr $n1 + $n2`;;
	
	2)echo "Subtaction = " `expr $n1 - $n2`;;
	
	3)echo "Multiplication = " `expr $n1 * $n2`;;
	
	4)echo "Division = " `expr $n1 / $n2`;;
	
	5) 
	echo You selected \"Square\"
	echo Enter Number
	read number
	echo ----------------
	echo "Square of $number = " $(( $number * $number ));;
	
	6) 
	echo You selected \"Squareroot\"
	echo Enter Number
	read number
	echo ----------------
	calc=$(echo "sqrt ( $number )" | bc -l) ; 
	echo "Sqaure root of  $number" $calc;;

	7)echo "Modulus = " `expr $n1 % $n2`;; 
	
	*)echo "Invalid Choice";;
	esac
	echo "Do you want to continue ?"
	read i
	case $i in
		"y")sh cal.sh;;
		*)exit 2;;
	esac