There are useful operations where that's not true. A+B+1 is useful for more than 16bit number addition, A+1 might be useful, A-B-1 is useful for subtracting over 16 bit numbers, and A-1 could also be useful.
12:00 - Odeceixe beach: river beach and sea beach all in one. : ) 12:20 - Those are not telephone poles, they're electricity poles. Our telephone poles, where they exist, are all made of wood. ; ) 14:45 - That there, on your father's right, is a telephone pole.
