Day of the Week
给三个int, 代表年月日, 求这天是星期几. 这个题直接用api吧…
class Solution {
public String dayOfTheWeek(int day, int month, int year) {
GregorianCalendar c = new GregorianCalendar(year, month - 1, day);
int temp = (int) (c.getTimeInMillis() / (1000 * 60 * 60 * 24)) % 7;
String[] days = {"Thursday", "Friday", "Saturday", "Sunday", "Monday", "Tuesday", "Wednesday"};
return days[temp];
}
}