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From: DFS <nospam@dfs.com>
Newsgroups: comp.lang.c
Subject: Re: Suggested method for returning a string from a C program?
Date: Wed, 19 Mar 2025 09:03:33 -0400
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On 3/19/2025 6:15 AM, bart wrote:
> On 19/03/2025 01:38, DFS wrote:
>>
>> I'm doing these algorithm problems at
>> https://cses.fi/problemset/list/
>>
>> For instance: Weird Algorithm
>> https://cses.fi/problemset/task/1068
> 
> This is related to the Collatz Conjecture. What's weird is not 
> mentioning it.

I wouldn't have known it was a famous math conjecture, but no doubt the 
author of the problem did.



>>                  len = strlen(result);
>>                  sprintf(result + len, "%d ", n);
> 
> And what's odd here is collating the results in a string (especially 
> when the possible number of steps is unknown). Why not just print it 
> straight to the console?


My initial submission used straight to console.  It was rejected for 
untold reasons, so I tried a variety of changes, including collating.

I went back to printing to console, and along with the other fixes the 
code was finally accepted.