Re: on complexity [Was: on goto]

From:
"Daniel T." <daniel_t@earthlink.net>
Newsgroups:
comp.lang.c,comp.lang.c++,comp.programming
Date:
Thu, 13 May 2010 20:40:46 -0400
Message-ID:
<daniel_t-70D133.20404613052010@70-3-168-216.pools.spcsdns.net>
Richard Heathfield <rjh@see.sig.invalid> wrote:

Nick Keighley wrote:

Your code compiles and runs and gives the same answers for both
functions.

But it still says they both have a complexity of 5
Ah, but the graphs look much more similar. Near identical.
Pictures on their way


And now they're on the Web. Please note that, as the URL suggests...

<http://www.cpax.org.uk/scratch/seseseme.php>

...I'm liable to reclaim that scratch space at any time. (In practice,
I'll probably be too lazy, though, so the link should be good for a
little while yet.)

Personally, I find the SESE (right-hand) version to be visually simpler.


Something interesting that I've noticed over the years. In every
debugger I've used (maybe 5 in all,) when I'm stepping through the code
and the code point hits a return statement, the next step doesn't exit
the function, instead it jumps to the close brace that ends the
function. By that light, all functions are SESE even if you put multiple
returns in them.

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