From: Robert Dewar <robert_dewar@my-deja.com>
Subject: Re: No Go To's Forever!
Date: 2000/03/24
Date: 2000-03-24T00:00:00+00:00 [thread overview]
Message-ID: <8berie$ja8$1@nnrp1.deja.com> (raw)
In-Reply-To: 38DA9505.F1AE2989@acm.org
In article <38DA9505.F1AE2989@acm.org>,
jrcarter@acm.org wrote:
> Robert Dewar wrote:
> > Let's once again look at my original:
> >
> > > <<Do_It_Again>>
> > > for J in 1 .. N - 1 loop
> > > if D (J) < D (J + 1) then
> > > Swap (D (J), D (J + 1));
> > > goto Do_It_Again;
> > > end if;
> > > end loop;
>
> > Continue := True;
> > Outer : while Continue loop
> > Continue := False;
> > Inner : for J in 1 .. N - 1 loop
> > if D (J) < D (J + 1) then
> > Swap (D (J), D (J + 1));
> > Continue := True;
> > exit Inner;
> > end if;
> > end loop Inner;
> > end loop Outer;
>
> Personally, I find both of these a bit difficult to follow due
to the
> lack of documentation. Maybe I'm wrong, but I think a
variation on the
> goto-less version is easier to document because the 2 loop are
explicit:
I must say it never occured to me that anyone would have trouble
following how this algorithm works. I deliberately chose
something so simple that this should not be an issue!
But if you do want to document, I suggest doing it with formal
proof conditions, you will find my point clearer if you do that.
Sent via Deja.com http://www.deja.com/
Before you buy.
next prev parent reply other threads:[~2000-03-24 0:00 UTC|newest]
Thread overview: 105+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-03-21 0:00 No Go To's Forever! Bill Dale
2000-03-21 0:00 ` Charles Hixson
2000-03-21 0:00 ` Gautier
2000-03-21 0:00 ` Robert Dewar
2000-03-21 0:00 ` Michael P. Walsh
2000-03-21 0:00 ` Andrew Berg
2000-03-22 0:00 ` Wes Groleau
2000-03-22 0:00 ` No Go To's Forever! (I'm sorry I spoke...) dis90072
2000-03-23 0:00 ` tmoran
2000-03-23 0:00 ` Larry Kilgallen
2000-03-22 0:00 ` No Go To's Forever! Ken Garlington
2000-03-22 0:00 ` Marin D. Condic
2000-03-22 0:00 ` Roger Barnett
2000-03-22 0:00 ` Larry Kilgallen
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` Keith Thompson
2000-03-24 0:00 ` Marin D. Condic
2000-03-24 0:00 ` Ted Dennison
2000-03-27 0:00 ` Keith Thompson
2000-03-28 0:00 ` Come From Forever! (was: No Go To's Forever!) Ted Dennison
2000-03-29 0:00 ` Keith Thompson
2000-03-25 0:00 ` No Go To's Forever! Richard D Riehle
2000-03-22 0:00 ` Tim Gahnström
2000-03-21 0:00 ` David Starner
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Ken Garlington
2000-03-21 0:00 ` Keith Thompson
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Robert Dewar
2000-03-23 0:00 ` Ken Garlington
2000-03-23 0:00 ` Tim Gahnstr�m
2000-03-22 0:00 ` tmoran
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` tmoran
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` tmoran
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` Jeff Carter
2000-03-24 0:00 ` Robert Dewar [this message]
2000-03-23 0:00 ` tmoran
2000-03-24 0:00 ` Robert Dewar
2000-03-24 0:00 ` Robert Dewar
2000-04-16 0:00 ` Kenneth Almquist
2000-04-17 0:00 ` Robert Dewar
2000-04-17 0:00 ` Robert Dewar
2000-04-18 0:00 ` Dale Stanbrough
2000-04-18 0:00 ` Robert Dewar
2000-04-18 0:00 ` David Starner
2000-03-29 0:00 ` Martin Dowie
2000-03-29 0:00 ` Robert Dewar
2000-03-29 0:00 ` Robert Dewar
2000-03-29 0:00 ` Florian Weimer
2000-03-29 0:00 ` Robert Dewar
2000-03-30 0:00 ` Robert A Duff
2000-04-01 0:00 ` Robert Dewar
2000-04-01 0:00 ` Robert A Duff
2000-04-02 0:00 ` Robert Dewar
2000-04-21 0:00 ` Florian Weimer
2000-04-21 0:00 ` Robert Dewar
2000-03-24 0:00 ` tmoran
2000-03-21 0:00 ` David Starner
2000-03-21 0:00 ` Bill Dale
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Paul Graham
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Paul Graham
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` Ted Dennison
2000-03-23 0:00 ` Larry Kilgallen
2000-03-23 0:00 ` Paul Graham
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` Robert Dewar
2000-03-22 0:00 ` Brian Rogoff
2000-03-22 0:00 ` Ted Dennison
2000-03-22 0:00 ` Michael P. Walsh
2000-03-23 0:00 ` Robert Dewar
2000-03-22 0:00 ` Michael P. Walsh
2000-03-22 0:00 ` Charles Hixson
2000-04-06 0:00 ` Wes Groleau
2000-04-07 0:00 ` Charles Hixson
2000-03-22 0:00 ` Robert A Duff
2000-03-22 0:00 ` Roger Barnett
2000-03-22 0:00 ` Charles Hixson
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Marin D. Condic
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Robert Dewar
2000-03-22 0:00 ` Jon S Anthony
2000-03-22 0:00 ` Roger Barnett
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` Roger Barnett
2000-03-24 0:00 ` Robert Dewar
2000-03-23 0:00 ` Robert Dewar
2000-03-22 0:00 ` Jon S Anthony
2000-03-23 0:00 ` Chris Morgan
2000-03-22 0:00 ` Pascal Obry
2000-03-22 0:00 ` Richard D Riehle
2000-03-23 0:00 ` Jeff Carter
2000-03-23 0:00 ` Robert Dewar
2000-03-23 0:00 ` Michael P. Walsh
2000-03-23 0:00 ` Brian Rogoff
[not found] ` <01bf9436$9c054880$2c5101be@bthomas4663>
2000-03-23 0:00 ` Ken Garlington
2000-03-23 0:00 ` Robert Dewar
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