Re: trees?

  • From: "R Dinger" <rrdinger@xxxxxxxxxx>
  • To: <programmingblind@xxxxxxxxxxxxx>
  • Date: Wed, 20 Oct 2010 08:42:28 -0700

You can always try representing a tree the same way a GUI does in help files or directory trees, using an outline format.


1. Root
1.1 level 1 item
1.1.1 level 2 item
1.1.2 level 2 item
1.2  level 1 item
1.2.1 level 2 item
1.2.1.1 level 3 item
1.3 level 1 item

----- Original Message ----- From: "Alex Hall" <mehgcap@xxxxxxxxx>
To: <programmingblind@xxxxxxxxxxxxx>
Sent: Wednesday, October 20, 2010 7:54 AM
Subject: Re: trees?


In this case, I am talking about a tree os possibilities, where the
root is where you start and each of the root's children can have 0 or
more subtrees of their own... You see why this is so hard to represent
in an accessible way.

On 10/20/10, Phil Vlasak <pcsgames@xxxxxxxxxxx> wrote:
Hi Alex,
In an architecture plan, a tree is a circle with a dot at the center. The
point represents the center of the trunk, and a circle represents the
average distance the branches reach out.

----- Original Message -----
From: "Alex Hall" <mehgcap@xxxxxxxxx>
To: "programmingblind" <programmingblind@xxxxxxxxxxxxx>
Sent: Wednesday, October 20, 2010 10:32 AM
Subject: trees?


Hi all,
We are doing trees in an algorithms class I am taking. The assignment
coming up is the "n queens" problem, where you have an n by n board
and must place n queens on the board such that no two queens share the
same row, column, or diagonal line. To "help" explain this, the
professor is using a tree on the board. I am completely confused! She
says I do not need to think of it in terms of trees, yet the only way
she explains it is in tree terms, so I am not sure what she is talking
about. Of course I know about trees, but when she tries to explain how
the code we are looking at relates to the tree in terms of what the
code is supposed to do, I haven't a clue as to what she is trying to
say. Does anyone have any thoughts on how to represent trees, whether
in braille or speech, or a good notation/substitute for a tree? TIA.

--
Have a great day,
Alex (msg sent from GMail website)
mehgcap@xxxxxxxxx; http://www.facebook.com/mehgcap
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Have a great day,
Alex (msg sent from GMail website)
mehgcap@xxxxxxxxx; http://www.facebook.com/mehgcap
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