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Re: programming in c: array; for loop to initialize values

From jt@toerring.de (Jens Thoms Toerring)
Newsgroups comp.lang.c
Subject Re: programming in c: array; for loop to initialize values
Date 2015-08-20 17:32 +0000
Organization Freie Universitaet Berlin
Message-ID <d3mh92F3c5nU1@mid.uni-berlin.de> (permalink)
References <43dff05d-eda8-4a4d-b9e5-4de3e9e9f21e@googlegroups.com>

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Alla _ <modelling.data@gmail.com> wrote:
> I am at chapter 6 of Programming in C, and 
> here is the task:

> Modify Program 6.1 so that the elements of the 
> array are initially set to zero. Use a for loop to perform 
> the initialization.

> I don't understan what is being asked. I would be 
> grateful for explanation - what exactly shall I do 
> with the program 6-1.c; does "elements of the array are 
> initially set to zero" mean that each element like 
> values[0], etc, should become values [0] = 0, values [2] = 0, etc?

Yes, exactly. All of them are to be set to 0 (instead to
a lot of different values as it's done in the original
program). And for that you're supposed to use a for loop,
like the one used later for prinitng the values

> I hope if I understand this part, I will be able to 
> understand how to use for loop for this initialization.

> Here is program 6-1.c

> #include <stdio.h>

> int main (void)
> {
>     int values[10];
>     int index;
>     
>     values[0] = 97;
>     values[2] = -100;
>     values[5] = 350;
>     values[3] = values[0] + values[5];
>     values[9] = values[5] / 10;
>     values[2]--;
>     
>     for (index = 0; index < 10; index++)
>         printf ("values[%i] = %i\n", index, values[index]);
>     
>     return 0
> }
                       Regards, Jens
-- 
  \   Jens Thoms Toerring  ___      jt@toerring.de
   \__________________________      http://toerring.de

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Thread

programming in c: array; for loop to initialize values Alla _ <modelling.data@gmail.com> - 2015-08-20 10:22 -0700
  Re: programming in c: array; for loop to initialize values "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2015-08-20 10:29 -0700
    Re: programming in c: array; for loop to initialize values Alla _ <modelling.data@gmail.com> - 2015-08-20 11:26 -0700
      Re: programming in c: array; for loop to initialize values "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2015-08-20 11:37 -0700
      Re: programming in c: array; for loop to initialize values Barry Schwarz <schwarzb@dqel.com> - 2015-08-20 16:47 -0700
        Re: programming in c: array; for loop to initialize values Tim Rentsch <txr@alumni.caltech.edu> - 2015-09-06 13:38 -0700
          Re: programming in c: array; for loop to initialize values Barry Schwarz <schwarzb@dqel.com> - 2015-09-07 12:38 -0700
            Re: programming in c: array; for loop to initialize values Tim Rentsch <txr@alumni.caltech.edu> - 2015-09-07 23:00 -0700
  Re: programming in c: array; for loop to initialize values jt@toerring.de (Jens Thoms Toerring) - 2015-08-20 17:32 +0000
    Re: programming in c: array; for loop to initialize values Alla _ <modelling.data@gmail.com> - 2015-08-20 11:27 -0700
  Re: programming in c: array; for loop to initialize values Keith Thompson <kst-u@mib.org> - 2015-08-20 12:44 -0700
    Re: programming in c: array; for loop to initialize values "Rick C. Hodgin" <rick.c.hodgin@gmail.com> - 2015-08-20 13:34 -0700
    Re: programming in c: array; for loop to initialize values Alla _ <modelling.data@gmail.com> - 2015-08-21 04:03 -0700
  Re: programming in c: array; for loop to initialize values Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-08-21 02:08 -0700
    Re: programming in c: array; for loop to initialize values Keith Thompson <kst-u@mib.org> - 2015-08-21 10:22 -0700
      Re: programming in c: array; for loop to initialize values James Kuyper <jameskuyper@verizon.net> - 2015-08-21 13:17 -0400
  Re: programming in c: array; for loop to initialize values Alla _ <modelling.data@gmail.com> - 2015-08-21 04:07 -0700

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