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MathGroup Archive 2005

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Re: nesting while function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg56787] Re: [mg56758] nesting while function
  • From: János <janos.lobb at yale.edu>
  • Date: Fri, 6 May 2005 02:59:55 -0400 (EDT)
  • References: <200505051001.GAA22002@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Marloo,

j=1 is in the wrong place.  I would try:

In[33]:=
t = 0; i = 1;
While[i <= 3, j = 1;
    While[j <= 2, t++; j++; ];
    i++; ]

In[35]:=
t
Out[35]=
6
On May 5, 2005, at 6:01 AM, marloo3 at mail15.com wrote:

> Hi
> t = 0; i = 1; j = 1;
> While[i <= 3,
>   While[j <= 2,
>     t = t + 1;
>     j = j + 1];
>   i = i + 1]
>
> give the result for t=2 and not 6 as should be
>
> but
> t = 0; Do[
>          Do[
>              t = t + 1;
>               , {j, 2}];
>   , {i, 3}]
>
> give the value of 6 for t
> is this a wrong behaviour for the "While" function ? or i miss  
> something.
> thanks
>
>
>


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