[QUIZ] crossword.rb (#10)

[Ruby Quiz]

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.grayproductions.net/ruby_quiz/

3. Enjoy!

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#!/usr/bin/env ruby

class Square
@@count = 1

def initialize( holds_letter = false )
@holds_letter = holds_letter
@edge = false
end

attr_reader :holds_letter
attr_accessor :edge

def render( row, top, left, right, bottom )
if @holds_letter
number = ""
if (top.nil? or not top.holds_letter) and
(bottom and bottom.holds_letter)
number = @@count.to_s
@@count += 1
elsif (left.nil? or not left.holds_letter) and
(right and right.holds_letter)
number = @@count.to_s
@@count += 1
end

if top.nil? and left.nil?
row[0] << "######"
row[1] << sprintf("#%-4s#", number)
row[2] << "# #"
row[3] << "######"
elsif top.nil?
row[0] << "#####"
row[1] << sprintf("%-4s#", number)
row[2] << " #"
row[3] << "#####"
elsif left.nil?
row[1] << sprintf("#%-4s#", number)
row[2] << "# #"
row[3] << "######"
else
row[1] << sprintf("%-4s#", number)
row[2] << " #"
row[3] << "#####"
end
else
if @edge
if top.nil? and left.nil?
row[0] << " "
row[1] << " "
row[2] << " "
row[3] << " "
elsif top.nil?
row[0] << " "
row[1] << " "
row[2] << " "
row[3] << " "
elsif left.nil?
row[1] << " "
row[2] << " "
row[3] << " "
else
row[1] << " "
row[2] << " "
row[3] << " "
end
if right and not right.edge
row.each { |e| e.sub!(/ $/, "#") }
end
if left and not left.edge
row.each { |e| e.sub!(/ (.{5})$/, '#\1') }
end
if top and not top.edge
row[0].sub!(/ +(#?)$/) do |m|
"#" * (m.length - $1.length) + $1
end
end
if bottom and not bottom.edge
row[3].sub!(/ +(#?)$/) do |m|
"#" * (m.length - $1.length) + $1
end
end
else
if top.nil? and left.nil?
row[0] << "######"
row[1] << "######"
row[2] << "######"
row[3] << "######"
elsif top.nil?
row[0] << "#####"
row[1] << "#####"
row[2] << "#####"
row[3] << "#####"
elsif left.nil?
row[1] << "######"
row[2] << "######"
row[3] << "######"
else
row[1] << "#####"
row[2] << "#####"
row[3] << "#####"
end
end
end
end
end

board = [ ]
while line = ARGF.gets
board << [ ]
line.chomp.delete(" ").each_byte do |c|
if c == ?X
board[-1] << Square.new
else
board[-1] << Square.new(true)
end
end
end

loop do
changed = false
board.each_with_index do |row, y|
row.each_with_index do |cell, x|
next if cell.holds_letter or cell.edge

if x == 0 or y == 0 or x == board[0].size - 1 or y == board.size - 1
cell.edge = true
changed = true
next
end

top = board[y - 1][x]
left = board[y][x - 1]
right = board[y][x + 1]
bottom = board[y + 1][x]
if (top and top.edge) or (left and left.edge) or
(right and right.edge) or (bottom and bottom.edge)
cell.edge = true
changed = true
end
end
end
break if not changed
end

board.each_with_index do |row, y|
drawn_row = ["", "", "", ""]
row.each_with_index do |cell, x|
top = y == 0 ? nil : board[y - 1][x]
left = x == 0 ? nil : board[y][x - 1]
right = x == board[0].size - 1 ? nil : board[y][x + 1]
bottom = y == board.size - 1 ? nil : board[y + 1][x]

cell.render drawn_row, top, left, right, bottom
end
drawn_row.each { |e| puts e if e.length > 0 }
end

 

[James Edward Gray II]

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.grayproductions.net/ruby_quiz/

3. Enjoy!

-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
=-=-=-=-=-=

Wow, I'm full of mistakes this week, aren't I?! Egad! I promise to
get more sleep very soon. Actual quiz coming up very soon now...

Sorry everyone.

James Edward Gray II

 

[Gavin Kistner]

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.

Is the question in this quiz "Figure out what the quiz is about?"

I don't want to ask "wtf" if answers would be spoilers