Programming Forums - View Single Post

Polyphemus_ · Jan 2nd, 2006, 4:37 AM

InfoGeek is right, and here is an optimization:

return rand() & 1;

This will do the same as % 2, but it is a lot faster. It masks out all the other bits, so all what remains is a 1 or a 0.

Jan 2nd, 2006, 4:37 AM	#3
Polyphemus_ Expert Programmer Join Date: Aug 2005 Location: Rotterdam, the Netherlands Posts: 942 Rep Power: 4	InfoGeek is right, and here is an optimization: (Toggle Plain Text) return rand() & 1; return rand() & 1; This will do the same as % 2, but it is a lot faster. It masks out all the other bits, so all what remains is a 1 or a 0.