//Exercise ten, using strings to give instrustions
import java.util.Scanner;

public class num2assign
{
   public static void main(String[] args)
   {
      Scanner keyboard = new Scanner(System.in);
      System.out.println("Please type add, subtract, or multiply: ");
      String action = keyboard.nextLine();

      System.out.println("Please enter a number: ");
      double num1 = keyboard.nextDouble();
      System.out.println("Please enter a number: ");
      double num2 = keyboard.nextDouble();

      String add, multiply, subtract;

      if (action.equals("add")){
         System.out.println(num1 + " + " + num2 + "= " + (num1+num2));
         }
      else if (action.equals("subtract")){
         System.out.println(num1 + " - " + num2 + " = " + (num1-num2));
         }
      else if (action.equals("multiply")){
         System.out.println(num1 + " x " + num2 + " = " + (num1*num2));
         }
      else
         System.out.println("Error = intstructions not recongized." );
     }
  }