Java 달력 만들기

달력 만들줄 알아야함

int year = 2022;
		int month = 3;
		
		int lastDay = getLastDay(year, month);
		int dayOfWeek = getDayOfWeek(year, month);
		
		System.out.println("====================================================");
		System.out.printf("                     %d년 %d월\n", year, month);
		System.out.println("====================================================");
		System.out.println("[일]\t[월]\t[화]\t[수]\t[목]\t[금]\t[토]");
		System.out.println("====================================================");
		
		for (int i=0; i<dayOfWeek; i++) {
			System.out.print("\t");
		}
		
		for (int i=1; i<=lastDay; i++) {
			System.out.printf("%3d\t", i);
			
			//토요일 개행
			if ((i + dayOfWeek) % 7 == 0) {
				System.out.println();
			}
		}