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Groups > comp.lang.c > #147770
| From | DFS <nospam@dfs.com> |
|---|---|
| Subject | Re: Bart, a tcc "issue" |
| Newsgroups | comp.lang.c |
| References | <uRIwF.17878$kE3.891@fx36.iad> <qq1br5$3o1$1@dont-email.me> |
| Message-ID | <QPexF.59037$VR.37950@fx39.iad> (permalink) |
| Organization | blocknews - www.blocknews.net |
| Date | 2019-11-08 09:19 -0500 |
On 11/7/2019 10:05 AM, James Kuyper wrote:
> On 11/6/19 6:40 PM, DFS wrote:
>> k = randNbr(0,charsetLen-1);
>> if(charset[i] == charset[k]) {cnt++;}
>
> That if-condition throws away roughly 61 out of 62 of the random numbers
> you generate. See below for a more efficient approach.
>
>> }
>> printf("%c = %d\n",charset[i],cnt);
>> cnt=0;
>> }
>> exit(0);> }
>
> int main(void)
> {
> const char charset[] =
> "abcdefghijklmnopqrstuvwxyz"
> "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
> "0123456789";
> #define CHARS (sizeof charset - 1)
> int cnt[CHARS]={0};
> for(int_fast32_t j=0; j<1000000; j++)
> cnt[randNbr(0, CHARS)]++;
you meant cnt[randNbr(0, CHARS-1)]++;
> for(int i=0; i<CHARS; i++)
> printf("%c: %d\n", charset[i], cnt[i]);
> return 0;
> }
>
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Bart, a tcc "issue" DFS <nospam@dfs.com> - 2019-11-06 18:40 -0500
Re: Bart, a tcc "issue" Bart <bc@freeuk.com> - 2019-11-07 00:03 +0000
Re: Bart, a tcc "issue" Bart <bc@freeuk.com> - 2019-11-07 00:06 +0000
Re: Bart, a tcc "issue" Bart <bc@freeuk.com> - 2019-11-07 01:44 +0000
Re: Bart, a tcc "issue" James Kuyper <jameskuyper@alumni.caltech.edu> - 2019-11-07 10:05 -0500
Re: Bart, a tcc "issue" DFS <nospam@dfs.com> - 2019-11-07 13:22 -0500
Re: Bart, a tcc "issue" DFS <nospam@dfs.com> - 2019-11-08 09:19 -0500
Re: Bart, a tcc "issue" James Kuyper <jameskuyper@alumni.caltech.edu> - 2019-11-08 11:03 -0500
Re: Bart, a tcc "issue" Manfred <noname@add.invalid> - 2019-11-07 18:22 +0100
Re: Bart, a tcc "issue" Manfred <noname@add.invalid> - 2019-11-07 18:30 +0100
Re: Bart, a tcc "issue" Richard Damon <Richard@Damon-Family.org> - 2019-11-08 20:51 -0500
Re: Bart, a tcc "issue" Tim Rentsch <tr.17687@z991.linuxsc.com> - 2019-11-08 20:59 -0800
Re: Bart, a tcc "issue" Ben Bacarisse <ben.usenet@bsb.me.uk> - 2019-11-09 23:16 +0000
Re: Bart, a tcc "issue" Richard Damon <Richard@Damon-Family.org> - 2019-11-09 20:27 -0500
Re: Bart, a tcc "issue" Bart <bc@freeuk.com> - 2019-11-10 01:38 +0000
Re: Bart, a tcc "issue" Richard Damon <Richard@Damon-Family.org> - 2019-11-09 20:59 -0500
Re: Bart, a tcc "issue" Keith Thompson <kst-u@mib.org> - 2019-11-09 19:22 -0800
Re: Bart, a tcc "issue" Ben Bacarisse <ben.usenet@bsb.me.uk> - 2019-11-10 03:04 +0000
Re: Bart, a tcc "issue" Richard Damon <Richard@Damon-Family.org> - 2019-11-09 23:04 -0500
Re: Bart, a tcc "issue" Ben Bacarisse <ben.usenet@bsb.me.uk> - 2019-11-10 13:15 +0000
Re: Bart, a tcc "issue" Tim Rentsch <tr.17687@z991.linuxsc.com> - 2019-11-10 06:04 -0800
Re: Bart, a tcc "issue" Tim Rentsch <tr.17687@z991.linuxsc.com> - 2019-11-10 07:49 -0800
Re: Bart, a tcc "issue" Ben Bacarisse <ben.usenet@bsb.me.uk> - 2019-11-10 17:49 +0000
Re: Bart, a tcc "issue" "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2019-11-11 02:44 -0800
Re: Bart, a tcc "issue" James Kuyper <jameskuyper@alumni.caltech.edu> - 2019-11-11 13:57 -0500
Re: Bart, a tcc "issue" "Chris M. Thomasson" <chris.m.thomasson.1@gmail.com> - 2019-11-14 16:51 -0800
Re: Bart, a tcc "issue" Tim Rentsch <tr.17687@z991.linuxsc.com> - 2019-11-28 16:03 -0800
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