From: Trans Date: 2006-08-12T06:20:10+09:00 Subject: Re: Pen and Paper (#90) Ruby Quiz wrote: > The three rules of Ruby Quiz: > > 1. Please do not post any solutions or spoiler discussion for this quiz until > 48 hours have passed from the time on this message. > > 2. Support Ruby Quiz by submitting ideas as often as you can: > > http://www.rubyquiz.com/ > > 3. Enjoy! > > Suggestion: A [QUIZ] in the subject of emails about the problem helps everyone > on Ruby Talk follow the discussion. Please reply to the original quiz message, > if you can. > > -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= > > by Eric DUMINIL > > Some classmates and I used to play a lot of pen and paper games while sitting > in the last row of the classroom. My favorite game was this one. > > We had to fill a 5x5 board as fast as possible with numbers from 1 to 25, > beginning at a random position and then going from one square to another: > > - jumping over 2 squares when traveling horizontally or vertically > - jumping over 1 square when traveling diagonally. > > Here is an example with numbers from 1 to 14 (it would be impossible to keep on > filling the board, since 1, 13, and 8 are blocking the way): > > ------------------- > | . 1 4 . 14| > | 10 . . 11 6| > | 3 . 8 2 .| > | . 12 5 . 13| > | 9 . . . 7| > ------------------- > > Here is a completed 5x5 board: > > ------------------- > | 14 1 8 25 2| > | 6 23 16 5 22| > | 18 10 13 19 9| > | 15 4 7 24 3| > | 12 20 17 11 21| > ------------------- > I know I'm stupid and all that, but I'm not sure there's enough explination here for someone who's never played this game before. Could you explain the rules of game a little better. Thanks, T.