Tanmoy mukherjee.tanmoy at gmail.com
Thu Jul 9 14:43:57 CEST 2009

> Hello ,
>          When i==0 you append an empty list to arr, so arr[i] is arr[0]. No
> problem.
> When i==10 you append another empty list to arr, so arr[i] is arr[10].
> Index error because there's no arr[10], only arr[0] and arr[1].
> Thanks for your prompt reply...
> How can i pass this problem
>  You could try appending to arr[-1] instead.

Better still:

   row = []
   for j in range(0,1001,1):
I tried both the ways... the only thing is its not coming like 0 10
20.......1000 . Its coming like 0,1,2,........1000.....Any answer to the
Tanmoy Mukherjee
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