7-19打卡

import java.time.DayOfWeek;
import java.time.LocalDate;
import java.time.Month;

public class Main {
    public static void main(String[] args) {
        int year = 2023;
        Month month = Month.JULY;

        int totalWorkingDays = 0;
        int totalDays = month.length(year);

        for (int day = 1; day <= totalDays; day++) {
            LocalDate date = LocalDate.of(year, month, day);
            DayOfWeek dayOfWeek = date.getDayOfWeek();

            if (dayOfWeek != DayOfWeek.SATURDAY && dayOfWeek != DayOfWeek.SUNDAY) {
                totalWorkingDays++;
            }
        }

        System.out.println("Total working days in " + month + " " + year + ": " + totalWorkingDays);
    }
}