import java.util.Calendar; class testCalendar1{ public static void main(String args[]){ String[] week_name = {"日曜日", "月曜日", "火曜日", "水曜日", "木曜日", "金曜日", "土曜日"}; Calendar calendar = Calendar.getInstance(); int year = calendar.get(Calendar.YEAR); int month = calendar.get(Calendar.MONTH) + 1; int day = calendar.get(Calendar.DATE); int hour = calendar.get(Calendar.HOUR_OF_DAY); int minute = calendar.get(Calendar.MINUTE); int second = calendar.get(Calendar.SECOND); int week = calendar.get(Calendar.DAY_OF_WEEK) - 1; int day_of_year = calendar.get(Calendar.DAY_OF_YEAR); System.out.println("現在の日時は"); System.out.println(year + "年" + month + "月" + day + "日"); System.out.println("(" + week_name[week] + ")"); System.out.println(hour + "時" + minute + "分" + second + "秒"); System.out.println("今日は今年の" + day_of_year + "日目です"); } }