How to get dates of a week (I know week number)?

Question

I know the week number of the year, a week is start from Sunday, then Monday, Tuesday...,Saturday.

Since I know the week number, what\'s the efficient way to get the

Answer 1

This answer is pretty much same as others. But, here it goes:

int year = 2018;
int week = 27;
int day = 1; //assuming week starts from sunday
Calendar calendar = Calendar.getInstance();
calendar.setWeekDate(year, week, day);
System.out.println(calendar.getTime());