Presentation - 2 Exercise

package test;
import java.util.Scanner;
public class Exercise1 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s = new Scanner(System.in);

		// Define variables
		int NumOfRooms;
		int NumofDays;
		double Price;
		boolean IsDuplex = false;
		char Duplex;


		//Set the input from user - number of rooms and if its 5 rooms then ask weather its a duplex or regular

		System.out.println("Please enter the number of Rooms you wish? ");
		NumOfRooms = s.nextInt();

		System.out.println("Please enter the number of Days you wish? ");
		NumofDays = s.nextInt();


		//if number of rooms < 5 then check if its 3 bedrooms price = $120 else its 4 bedrooms price = $150
		switch(NumOfRooms)
		{
		case 3:
			System.out.println("Total cost is "+NumofDays*120);
			break;
		case 4:
			System.out.println("Total cost is "+NumofDays*150);
			break;
		case 5:
			System.out.println("Would like Regular Rooms Yes or Duplex No?  Y or N");
			Duplex = s.next().charAt(0);
			if(Duplex == 'Y' || Duplex == 'y')
			{
				IsDuplex = true;
			}
			if(IsDuplex)
			{
				System.out.println("Total cost is "+NumofDays*200);
			}
			else
			{
				System.out.println("your cost is "+NumofDays*180);
			}
			break;
		}

	}
}

package test;
import java.util.Scanner;

public class Exercise2 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s = new Scanner(System.in);
		// Define Variables
		double CostSale1;
		double CostSale2;
		double TotalPaid;
		int NumOfItems;

		// Input from User TotalPaid and number of Articles he/she wishes to purchase

		System.out.println("Enter the total cost of your Purchase! ");
			TotalPaid = s.nextDouble();
		System.out.println("Enter the total number of Articles in your Purchase! ");
			NumOfItems = s.nextInt();

			// Calculate cost going by Sale price 1 and Sale price 2 depend on Articles bought

			if(NumOfItems < 3 && TotalPaid >=300)
			{
				TotalPaid = TotalPaid - 50;
				System.out.println("Your total cost after the sale is: $"+TotalPaid);
				System.out.println("Sorry, We must use this option - You bought Less than 3 Articles");
				}
			if(TotalPaid >= 300 && NumOfItems >=3)
				{
				CostSale1 = TotalPaid - 50;
				CostSale2 = TotalPaid * 0.8;
					//Compare After Discount of Sale1 and sale 2 and Notify user with results

				if(CostSale1 <  CostSale2)

				{
					System.out.println("Your total cost after sale 1 is: $"+CostSale1);
					System.out.println("Sorry, We must use this option - You bought Less than 3 Articles");

				}
				else
				{
					System.out.println("Your total cost after sale 2 is: $"+CostSale2);
					System.out.println("We gladly used this option - You bought 3 or More Articles");
				}

			}

	}
}
package test;
import java.util.Scanner;

public class Exercise3 {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s = new Scanner(System.in);

		double FinalGrade;
		double TempGrade;
		int MidGrade;
		int HomeWorkGr;
		int ClassAttend;
		int ExamGrade;

		//Get from the user the percentage of their attendance in class
		System.out.println("Enter the Percentage of Student Attendence! ");
		ClassAttend = s.nextInt();

		if(ClassAttend < 80)
		{
			FinalGrade = 0;
			System.out.println("Your final Grade is  :"+FinalGrade);

		}
		else
		{
		//Input Student Test Grade if its = 60 or greater than 60 input Mid grade and Home Work grade
			System.out.println("Enter Student Test Grade! ");
			ExamGrade = s.nextInt();
			if (ExamGrade >= 60)
			{
				System.out.println("Enter Student Mid Grade! ");
				MidGrade = s.nextInt();
				System.out.println("Enter Student Home Work Grade! ");
				HomeWorkGr = s.nextInt();

				if(MidGrade > ExamGrade)
				{
					TempGrade =(0.8 * ExamGrade) + (0.2 * MidGrade);
				}
				else
				{
					TempGrade = ExamGrade;
				}

					FinalGrade = (0.1 * HomeWorkGr)+(0.9 * TempGrade);
				}

				else
				{
					FinalGrade = ExamGrade;
				}

			}
			System.out.println(" Your Final Grade is: "+FinalGrade);
	}
}package test;
import java.util.Scanner;

public class Exercise4 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s = new Scanner(System.in);

		double Salary;
		double IncomeTax;
		int NumKids;
		double TaxReturn;
		boolean Adult=false;
		char isAdult;
		boolean LocationGolibar = false;
		char Liveby;

		//Get from the user Salaryand the number of Kids and if they live next to Grandparents
		System.out.println("Enter your Income! ");
		Salary = s.nextDouble();

		System.out.println("Enter the number of your kids! ");
		NumKids = s.nextInt();


		// To figure out the Income tax rate
		if (Salary < 5000)
		{
			IncomeTax = 0;

		}
		else if (Salary >= 5000 && Salary <= 10000)
			{
				IncomeTax = 0.1 * Salary;
			}
			else if( Salary >= 10000 && Salary <= 15000)
				{
					IncomeTax = 0.35 * Salary;

				}
			else
				{
					IncomeTax  = .5 * Salary;
				}
	// to figure out if elgible for Discount and in what percentage of Discount
		System.out.println("Do you live close to your Gilibart!  Y for yes or N for NO");
		Liveby = s.next().charAt(0);

		if(Liveby == 'y' || Liveby == 'Y')
		{
			LocationGolibar = true;
		}
		System.out.println("Are you an Adult over 18 years Old! Y for yes or N for NO");
		isAdult = s.next().charAt(0);

		if(isAdult == 'y' || isAdult == 'Y')
		{
			Adult = true;
		}
		if(Adult)
		{
			if(LocationGolibar && Salary < 10000 )
			{
				IncomeTax = IncomeTax - 400;
			}
			if (NumKids > 3)
			{
				IncomeTax = IncomeTax - 900;
			}
			else
			{
				IncomeTax = IncomeTax - (NumKids * 300);
			}
		}
		else
		{
			IncomeTax = IncomeTax - (IncomeTax * 0.5);
		}
		System.out.println( "Your Income Tax is :"+IncomeTax);


	}

}package test;
import java.util.Scanner;

public class Exercise5 {

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner s = new Scanner(System.in);
		double XTestScore;
		double NHomeWork;
		double YHomeworkAvg;

		// get the input from student
		System.out.println("Enter the Test Score! ");
		XTestScore = s.nextInt();

		System.out.println("Enter the number of home Work you Submited! ");
		NHomeWork = s.nextInt();

		System.out.println("Enter your Averge Grade for Homeworks! ");
		YHomeworkAvg = s.nextDouble();


		// case Student's number of home works is less than or equal 4 - test
		// score is final

		if (NHomeWork <= 4 )
		{
			System.out.println("Your Total Score is :" + XTestScore);

		}
		// case2 Student's number of home works is less than or equal 7 - Check
		// test score >= 60
		// and test score < 60 calculate score by getting Percentage on home
		// works and score
		else if ((NHomeWork > 4 && NHomeWork < 8 )&& (XTestScore >= 60))
		{
			XTestScore = 0.8 * XTestScore + 0.2 * YHomeworkAvg;
			System.out.println("Your Total Score is :" + XTestScore);

		} else if ((NHomeWork > 4 && NHomeWork < 8 ) && (XTestScore < 60)) {
			XTestScore = 0.9 * XTestScore + 0.1 * YHomeworkAvg;
			System.out.println("Your Total Score is :" + XTestScore);
		}
		// case Student's number of home works is bigger than or equal 8 - Check
		// test score >= 60
		// and test score < 60 calculate score by getting Percentage on home
		// works and score

		if (NHomeWork >= 8 && XTestScore >= 60)
		{
			XTestScore = 0.7 * XTestScore + 0.3 * YHomeworkAvg;
			System.out.println("Your Total Score is :" + XTestScore);
		} else
			if (NHomeWork >= 8 && XTestScore < 60)
			{
				XTestScore = 0.6 * XTestScore + 0.4 * YHomeworkAvg;
			System.out.println("Your Total Score is :" + XTestScore);

		}

	}
}