From: sheyn@csa.bu.edu (Igor)
Newsgroups: rec.games.backgammon
Subject: Re: Two interesting QUIZ
Keywords: Do you know the answer?
Date: 24 Jul 92 16:39:13 GMT
Organization: Computer Science Department, Boston University, Boston, MA, USA
Originator: sheyn@csa


In article <1992Jul24.140801.23900@cbnewse.cb.att.com>, J.J@cbnewse.cb.att.com (J.J.1) writes:
|> 
|> QUIZ #1
|> 
|> X to play Double 2?
|> 
|>    +-------------------------------------------------------------+
|>    |\------------------------+-----+----------------------------/|
|>    || 13  14  15  16  17  18 |     | 19  20  21  22  23  24 ||  ||
|>    ||                        |     |                  O   O ||  || 
|>    ||                        |     |                      O ||  || 
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||        
|>    ||                        |     |                        ||  ||
|>    ||                        | B   |                        ||  ||   +--+
|>    ||                        |  A  |                        ||--||   |64|
|>    ||                        |   R |                        ||  ||   +--+
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     | X   X                  ||  ||
|>    ||                        |     | X   X                  ||  ||
|>    || 12  11  10  09  08  07 |     | 06  05  04  03  02  01 ||  ||
|>    |/------------------------+-----+----------------------------\|
|>    +-------------------------------------------------------------+
|> 
|> QUIZ 2)
|> 
|> X to play 5-1?
|>    +-------------------------------------------------------------+
|>    |\------------------------+-----+----------------------------/|
|>    || 13  14  15  16  17  18 |     | 19  20  21  22  23  24 ||  ||
|>    ||                        |     |                  O   O ||  || 
|>    ||                        |     |                      O ||  || 
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||        
|>    ||                        |     |                        ||  ||
|>    ||                        | B   |                        ||  ||   +--+
|>    ||                        |  A  |                        ||--||   |64|
|>    ||                        |   R |                        ||  ||   +--+
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |                        ||  ||
|>    ||                        |     |      X   X   X   X     ||  ||
|>    || 12  11  10  09  08  07 |     | 06  05  04  03  02  01 ||  ||
|>    |/------------------------+-----+----------------------------\|
|>    +-------------------------------------------------------------+
|> 
|> 
|> I will post the correct answer in a week. I am sure by that time we will have
|> many corrent answers.
|> 
|> Frankie
Technically speaking, in first case u should play 5/3(2) 6/4(2) to get off next roll with 4-4, 5-5, 6-6. In second case the correct move is 5/off 3 2, and all
doubled except 1-1 work next move. But actually it doesn't matter at all
since after any play O doubles and X passes