w
Shorthand operations are usually very efficient and they can be combined with another expression.
X = A * B++; is equivalent to X = A * B;
w B = B+1;
w
X = A * ++B; is equivalent to B=B+1;
w X=A*B;
w
X = --C * (A + B); is equavalent to C = C – 1;
w X = C * (A + B);
w
X = C-- * (A + B); is equavalent to
X = C * (A + B); C = C – 1;