#!/bin/csh
#File's name: menu.csh
#Author: Jen Chen
#Updated on: 
#Copyrighted by Jen Chen

echo -n " Enter your choice, '1' for addition, '2' for multiplication :"
set a = $<  #The $< symbol is used to read the user's input from the keyboard.

switch ($a)
	case [1]
		echo -n "You have chosen addition. Please enter one number:"
		set num = $<
		echo -n "Now enter your second number:"
		set num2 = $<
		@ num3 = $num + $num2
		echo "$num + $num2 = $num3"	
	breaksw
	case [2]
		echo -n "You have chosen multiplication. Enter a number:"
		set num = $<
		echo -n "Now enter the other number: "
		set num2 = $<
		   @ num3 = $num * $num2
		echo "$num * $num2 = $num3" 
	breaksw
endsw

unset a num num2 num3