Re: modified reverse
- Posted by Igor Kachan <kinz at peterlink.ru> Aug 05, 2001
- 496 views
Hi rforno, > Rob: > The following modified reverse routine is simpler and, most of the times, > slightly faster than the standard one. However, I noticed that the > comparison between the two is affected by the type of data (integer or not, > simple or compound sequence), and even it seems that the way of generating > the data (by means of a single sentence or by a loop) affects the resulting > timings. Any explanation for such a behavior? > > global function reverse1(sequence s) > integer n > sequence t > n = length(s) > t = repeat(0,n) > for i = 1 to n do > t[n] = s[i] > n -= 1 > end for > return t > end function rforno, Rob, the *very* interesting solution, but how about the second one, just inspired by rforno's the first: sequence S S={{1},{2},{3},{4},{5},{6},{7},{8},{9}} global function reverse2(sequence s) integer n sequence t t = s n = length(s) for i = 1 to n do t[n] = s[i] n -= 1 end for return t end function ? reverse2(S) ---- Regards, Igor Kachan kinz at peterlink.ru