dostal som od kolegu usmernenie: In fact it depend on your compiler (size of int) but you could have answered -1 this would be the same whatever the word length is! Jan Waclawek wrote: > Ked uz je zase ten piatok... :-) > > "To be or not to be... that is the question." > The answer is 0xff since: > 0x2b | ~0x2b = 0xff > > wek