package COMPUTER_ASSISTED_INSTRUCTION;;


import java.util.Scanner;
import java.util.Random;
  public class COMPUTER_ASSISTED_INSTRUCTION {

    private static final Random randomNumbers = new Random();// radom number generator
    private static final Scanner input = new Scanner (System.in);// class Scanner to accept user's input

    // TODO code application logic here
    public static void main(String[] args)
    {

       randomvalue();
    }//ends maain class

    public static void randomvalue()

    {
        int counter = 0;
        int totalScore = 0;
        double percentageScore = 0.0;

        for(int count = 1; count <=10; count++)
        {
            //pick random values
            int Num1 = 1 + randomNumbers.nextInt(9);//first numbner generator
            int Num2 = 1 + randomNumbers.nextInt(9);//Second number generator
            int product = Num1 * Num2; // initialize sum product of first and second number
            //prompt statement
            System.out.printf("How much is %d times %d:\n",Num1,Num2);
            // assign users answer to variable product
            product = input.nextInt();
            if (product == Num1 * Num2)
            {
                totalScore = 1 + totalScore;
                int responce = 1 + randomNumbers.nextInt(4);

                switch (responce)
                {
                    case 1:
                    System.out.println("Very Good!");
                    break;
                    case 2:
                    System.out.println("Excellent!");
                    break;

                    case 3:
                    System.out.println("Nice Work!");
                    break;

                    case 4:
                    System.out.println("Keep up the Good work!");
                    break;
                }
            }
            else
            {
                totalScore = 0 + totalScore;
                int responce = 1 + randomNumbers.nextInt(4);

                switch (responce)
                {
                    case 1:
                    System.out.println("Answer not correct. Please try again!");
                    break;
                    case 2:
                    System.out.println("Wrong answer. Try once more!");
                    break;
                    case 3:
                    System.out.println("Incorrect answer. Don't give up!");
                    break;
                    case 4:
                    System.out.println("Nooo. Keep trying!");
                    break;
                }
            }
            percentageScore = (totalScore / 10.0) * 100;
            counter++;
        }


        if (percentageScore < 75 && counter >= 10)
        {
            System.out.println("You need to ask your teacher for more help");
        }
        else if(percentageScore > 75 && counter >= 10)
        {
            System.out.println("Congratulation, you are ready to go to the next level");
        }

    }
//end of class declaration
}