Groups > comp.os.linux.advocacy > #377239

Re: Ping sbd: another programming challenge for your developmentally challenged children

From	deplorable owl <owl@rooftop.invalid>
Newsgroups	comp.os.linux.advocacy
Subject	Re: Ping sbd: another programming challenge for your developmentally challenged children
Date	2016-10-22 01:06 +0000
Organization	O.W.L.
Message-ID	<hjagd803r.tji@rooftop.invalid> (permalink)
References	<nt5rdf$35m$2@dont-email.me> <nt6ah6024gd@news3.newsguy.com> <nuanc6$909$2@dont-email.me> <ahjgud092.agx3@rooftop.invalid> <nud9kv$434$1@dont-email.me>

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DFS <nospam@dfs.com> wrote:
> On 10/21/2016 4:53 AM, deplorable owl wrote:
> 
>> python pwned by C.
> 
> I don't see any C.
> 

The code is at the bottom.

I made some changes so that it will now handle varying leading
quote marks and take its data from a file.  Also got rid of some 
function calls, so it's faster.

anon@lowtide:~/code/blah$ cat data
> Intel doesn't have to write a kernel from scratch. Nor does
Android.  They can use Linux. And if they need to make modifications for
their own benefit, that's fine, just share that back. They benefited by
not having to develop from scratch. But they need to give something back
in return.  Like the work they added. Both parties are give and take
something from each other. I'll take that over the BSD license any day
of the week.
anon@lowtide:~/code/blah$ 

anon@lowtide:~/code/blah$ cat data2
>> >> > Intel doesn't have to write a kernel from scratch. Nor does
Android.  They can use Linux. And if they need to make modifications for
their own benefit, that's fine, just share that back. They benefited by
not having to develop from scratch. But they need to give something back
in return.  Like the work they added. Both parties are give and take
something from each other. I'll take that over the BSD license any day
of the week.

anon@lowtide:~/code/blah$ 

anon@lowtide:~/code/blah$ ./nah data 15 40 1
15 > Intel doesn't have to write a kernel 
16 > from scratch. Nor does Android.  They 
17 > can use Linux. And if they need to 
18 > make modifications for their own 
19 > benefit, that's fine, just share that 
20 > back. They benefited by not having to 
21 > develop from scratch. But they need to 
22 > give something back in return.  Like 
23 > the work they added. Both parties are 
24 > give and take something from each 
25 > other. I'll take that over the BSD 
26 > license any day of the week. 

anon@lowtide:~/code/blah$ ./nah data2 15 40 1
15 >> >> > Intel doesn't have to write a 
16 >> >> > kernel from scratch. Nor does 
17 >> >> > Android.  They can use Linux. 
18 >> >> > And if they need to make 
19 >> >> > modifications for their own 
20 >> >> > benefit, that's fine, just share 
21 >> >> > that back. They benefited by not 
22 >> >> > having to develop from scratch. 
23 >> >> > But they need to give something 
24 >> >> > back in return.  Like the work 
25 >> >> > they added. Both parties are 
26 >> >> > give and take something from 
27 >> >> > each other. I'll take that over 
28 >> >> > the BSD license any day of the 
29 >> >> > week. 

anon@lowtide:~/code/blah$ 

Running Melzzzzz's haskell code on my system, the speeds are about the
same, with the C being slightly faster about 80 percent of the time,
but it's very close.

anon@lowtide:~/code/blah$ time ./split_line 15 40 1000 >out.txt

real    0m0.010s
user    0m0.008s
sys     0m0.000s
anon@lowtide:~/code/blah$ time ./nah data 15 40 1000 >out

real    0m0.007s
user    0m0.004s
sys     0m0.000s
anon@lowtide:~/code/blah$ time ./split_line 15 40 1000 >out.txt

real    0m0.008s
user    0m0.004s
sys     0m0.000s
anon@lowtide:~/code/blah$ time ./nah data 15 40 1000 >out

real    0m0.007s
user    0m0.004s
sys     0m0.000s
anon@lowtide:~/code/blah$ time ./split_line 15 40 1000 >out.txt

real    0m0.008s
user    0m0.004s
sys     0m0.000s
anon@lowtide:~/code/blah$ time ./nah data 15 40 1000 >out

real    0m0.006s
user    0m0.004s
sys     0m0.000s
anon@lowtide:~/code/blah$ 


-------------------------- begin code --------------------------------
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <ctype.h>

void split(char *,char *,int, int, char *, int);

int main(int argc, char *argv[])
{
   int i=0;
   int c=0;
   long filesize=0;
   char *txt;
   char *str;
   char *txtsave;
   char *quotes;
   int quotecount=0;
   char *s;
   char *save;

   if(argc!=5)
   {
     fprintf(stderr,"argc!=4\n");
     exit(1);
   }

   FILE *fp=fopen(argv[1],"r");
   if(fp==NULL)
   {
      fprintf(stderr,"fopen\n");
      exit(1);
   }

   fseek(fp,0,SEEK_END);
   filesize=ftell(fp);
   fseek(fp,0,SEEK_SET);

   txt=malloc(filesize+1);
   if(txt==NULL)
   {
     fprintf(stderr,"txt malloc\n");
     exit(1);
   } 

   str=malloc(filesize+1);
   if(str==NULL)
   {
     fprintf(stderr,"str malloc\n");
     exit(1);
   } 
   txtsave=txt;

   while((c=fgetc(fp))!=EOF)
   {
     if(c=='\n')
     {
        *txt++=' '; 
     }
     else
     {
        *txt++=c;
     }
   }
   txt=txtsave;   

   s=txt;
   save=s;

   while(*s=='>'||*s==' ')
   {
    s++;
    quotecount++; 
   }

   quotes=malloc(quotecount+1);
   if(quotes==NULL)
   {
     fprintf(stderr,"quotes malloc\n");
     exit(1);
   }

   char *quotessave=quotes;
   s=save;


   while(*s=='>'||*s==' ')
   {
    *quotes++=*s++; 
   }

   s=save;
   quotes=quotessave;


   for(i=0;i<atoi(argv[4]);i++)
   {
     split(str,txt,atoi(argv[2]),atoi(argv[3]),quotes,quotecount);
   }

   free(quotes);
   free(txt);
   fclose(fp);
   return 0;
}

void split(char *str,char *t,int n,int m, char *quotes, int quotecount)
{
   char *s=t;
   char *ssave=str;
   int i=0;
   int sc=0;

   while(*s=='>'||*s==' ')
   {
    s++;
   }

   while(*t=='>'||*t==' ')
   {
    t++;
   }

   while(*t++!='\0')
   {
      if(*t==' ')
      {
        sc++;
      }
      if(i++==m-quotecount)
      {
        if(sc>0)
        {
           while(*t!=' ') 
           {
               t--;
           }
        }
        while(t<s)
        {
          t++;
        }
        while(s<=t&&*s!='\0') 
        {
           *str++=*s++;
        } 
        *str='\0';
        str=ssave;
        printf("%d %s%s\n",n++,quotes,str);
        i=0;
      }
   }

   printf("%d %s%s\n\n",n++,quotes,s);
}

-------------------------- end code --------------------------------

Thread

Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-06 11:42 -0400
  Re: Ping sbd: another programming challenge for your developmentally challenged children Adlbifhr Mjduhgfks <am@random.us> - 2016-10-06 20:00 +0000
    Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-06 19:31 -0400
      Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-07 00:20 +0000
        Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-06 20:55 -0400
          Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-07 01:04 +0000
            Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-06 22:11 -0400
              Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-07 02:19 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-06 23:20 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-07 03:33 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-07 00:02 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-07 04:22 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children fr314159@gmail.com - 2016-10-07 08:08 -0700
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-07 10:42 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-08 03:13 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-08 03:19 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Chris Ahlstrom <OFeem1987@teleworm.us> - 2016-10-08 05:37 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 07:09 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children Melzzzzz <mel@zzzzz.com> - 2016-10-10 14:11 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 07:37 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-10 16:56 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Silver Slimer <.m@nsn.s> - 2016-10-08 10:26 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-08 10:48 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Steve Carroll <fretwizzer@gmail.com> - 2016-10-08 07:58 -0700
                Re: Ping sbd: another programming challenge for your developmentally challenged children Silver Slimer <.m@nsn.s> - 2016-10-08 15:04 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-09 10:24 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-08 15:28 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Chris Ahlstrom <OFeem1987@teleworm.us> - 2016-10-08 15:41 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-08 19:57 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Silver Slimer <.m@nsn.s> - 2016-10-08 17:23 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Silver Slimer <.m@nsn.s> - 2016-10-08 10:24 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-08 10:44 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-08 17:11 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-08 13:46 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-08 20:01 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children ronb <ronb02NOSPAM@gmail.com> - 2016-10-08 23:23 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Chris Ahlstrom <OFeem1987@teleworm.us> - 2016-10-08 20:43 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-09 01:15 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-09 01:13 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children ronb <ronb02NOSPAM@gmail.com> - 2016-10-09 02:08 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-09 02:13 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Chris Ahlstrom <OFeem1987@teleworm.us> - 2016-10-09 08:15 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 07:27 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children ronb <ronb02NOSPAM@gmail.com> - 2016-10-08 23:22 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-08 22:54 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-09 15:13 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-10-09 18:14 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-09 16:19 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-10-09 18:25 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 07:21 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-10 10:50 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children Snit <usenet@gallopinginsanity.com> - 2016-11-01 10:09 -0700
                Re: Ping sbd: another programming challenge for your developmentally challenged children William Poaster <wp@dev.null> - 2016-10-09 22:29 +0100
                Re: Ping sbd: another programming challenge for your developmentally challenged children Marek Novotny <marek.novotny@marspolar.com> - 2016-10-09 13:38 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-09 23:58 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 07:29 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children William Poaster <wp@dev.null> - 2016-10-10 13:41 +0100
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 12:25 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-10 13:33 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-10 10:51 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children chrisv <chrisv@nospam.invalid> - 2016-10-10 12:45 -0500
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-10 16:35 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children Silver Slimer <.m@nsn.s> - 2016-10-10 18:54 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-10 21:56 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-10 22:48 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Jim Polaski <jpolaski@linuxmail.org> - 2016-10-11 00:02 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-10 21:58 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children GreyCloud <Cumulus@mist.com> - 2016-10-10 21:58 -0600
                Re: Ping sbd: another programming challenge for your developmentally challenged children Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-10-07 17:56 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-07 13:25 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Adlbifhr Mjduhgfks <am@random.us> - 2016-10-08 00:12 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-08 10:40 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-10 13:34 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-07 04:15 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 16:37 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Peter Köhlmann <peter-koehlmann@t-online.de> - 2016-10-07 20:34 +0200
          Re: Ping sbd: another programming challenge for your developmentally challenged children Steve Carroll <frelwizzen@gmail.com> - 2016-10-07 11:10 -0700
    Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-20 11:20 -0400
      Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-21 08:53 +0000
        Re: Ping sbd: another programming challenge for your developmentally challenged children Melzzzzz <mel@zzzzz.com> - 2016-10-21 13:19 +0200
        Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-21 10:45 -0400
          Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-22 01:06 +0000
            Re: Ping sbd: another programming challenge for your developmentally challenged children Melzzzzz <Melzzzzz@zzzzz.com> - 2016-10-22 02:15 +0000
              Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-22 02:40 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Melzzzzz <mel@zzzzz.com> - 2016-10-22 05:00 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-22 16:34 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Melzzzzz <mel@zzzzz.com> - 2016-10-22 23:14 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children Chris Ahlstrom <OFeem1987@teleworm.us> - 2016-10-22 18:24 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-25 23:20 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-26 05:22 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-26 11:26 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-26 20:42 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children Melzzzzz <mel@zzzzz.com> - 2016-10-27 01:45 +0200
                Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-27 01:21 +0000
            Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-22 09:33 -0400
              Re: Ping sbd: another programming challenge for your developmentally challenged children deplorable owl <owl@rooftop.invalid> - 2016-10-22 16:50 +0000
  Re: Ping sbd: another programming challenge for your developmentally challenged children "Octavian W. Lagrange" <olagrang@perch.invalid> - 2016-10-06 21:25 +0000
  Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 16:30 +0000
    Re: Ping sbd: another programming challenge for your developmentally challenged children Steve Carroll <fretwizzer@gmail.com> - 2016-10-07 09:44 -0700
      Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 17:20 +0000
        Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-07 15:24 -0400
          Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 20:01 +0000
            Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-07 16:50 -0400
              Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 21:37 +0000
                Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-07 17:54 -0400
                Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 22:11 +0000
    Re: Ping sbd: another programming challenge for your developmentally challenged children DFS <nospam@dfs.com> - 2016-10-07 13:51 -0400
      Re: Ping sbd: another programming challenge for your developmentally challenged children Sandman <mr@sandman.net> - 2016-10-07 18:13 +0000
  Re: Ping sbd: another programming challenge for your developmentally challenged children Steve Carroll <frelwizzen@gmail.com> - 2016-10-07 11:10 -0700

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