From: James Edward Gray II Date: 2007-02-17T05:12:50+09:00 Subject: Re: Housie (#114) On Feb 16, 2007, at 2:10 PM, Eric I. wrote: > On Feb 16, 11:47 am, Ruby Quiz wrote: >> >> A ticket is a grid of 3 rows by 9 columns. The first column >> contains numbers >> from 1 to 9; the second column numbers from 10 to 19; the third 20 >> to 29 and so >> on up until the last column, which contains numbers from 80 to 90. > > > The problem lacks a certain symmetry, and I just want to make sure > that there isn't a typo. Is it correct that the first column only has > 9 possible values (1-9), that the last column has 11 possible values > (80-90), and that the middle columns each have 10 possible values? That's the scoop according to Wikipedia: http://en.wikipedia.org/wiki/Housie James Edward Gray II