Day 11

package week2;
import java.util.Scanner;
public class Day11A {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String option;
        double interestYearly = 0, interestMonthly = 0;

        System.out.println("Choose Conversion");
        System.out.println("1 - yearly to monthly");
        System.out.println("2 - monthly to yearly");
        option = sc.nextLine();

        switch (option) {
            case "1":
                System.out.print("Enter yearly interest: ");
                interestYearly = sc.nextDouble();
                //dahil static yung mga method, di na need gawan ng object
                interestMonthly = yearToMonth(interestYearly);
                break;
            case "2":
                System.out.print("Enter monthly interest: ");
                interestMonthly = sc.nextDouble();
                interestYearly = monthToYear(interestMonthly);
                break;
            default:
                System.out.println("not part of options");
        }
        System.out.println("yearly interest: " + interestYearly);
        System.out.println("monthly interest: " + interestMonthly);
    }

    public static double yearToMonth(double interestYearly){
        double interestMonthly = 100 * (Math.pow(((1+interestYearly)/100), (1/12)) - 1);

        return interestMonthly;
    }

    public static double monthToYear(double interestMonthly){
        double interestYearly = 0;

        return interestYearly;
    }
}

//-----------------------------------------

package week2;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.Locale;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

public class Day11B {
    public static void main(String[] args) {

        LocalDateTime dateTimeNow = LocalDateTime.now();
        System.out.println(dateTimeNow);
        LocalDate dateNow = dateTimeNow.toLocalDate();
        System.out.println(dateNow);
        LocalTime timeNow = dateTimeNow.toLocalTime();
        System.out.println(timeNow);

        LocalDate dateOnly = LocalDate.parse("2023-09-15");
        //pag parse iisang klase lang ng date na style ang tanggap nya
        System.out.println(dateOnly);
        System.out.println(dateOnly.getDayOfWeek());

        SimpleDateFormat sdf = new SimpleDateFormat("MM/dd/yyyy", Locale.ENGLISH);
        String dateString = "10/19/2023";
        try {
            Date dateOnly2 = sdf.parse(dateString);
            System.out.println(dateOnly2);
        } catch (ParseException e) {
        }

        System.out.println("from " + dateNow + " to " + dateOnly);
        System.out.println(dateNow.compareTo(dateOnly));
    }
}