lesson1_1.1

	System.out.println("1------------------------------------------------------");
	 // 3 weeks == (7 * 3 = 21 days in 3 weeks) == (24 days = 24  * 24 hours = 576 hours in 24 days) == 
	 // == (576 hours = 576 hours * 60 min = 34560 minutes in 576 hours) == (34560 min = 34560 * 60 sec = 2073600 seconds in 3 weeks) 
		System.out.println(3 * 7 * 24 * 60 * 60 );
	}