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require 'cairo'
require_relative 'gifanime'
require 'matrix'
include Math

Dir.chdir("picture")    #作業用ディレクトリ

Width = 300
Surface = Cairo::ImageSurface.new(Cairo::FORMAT_ARGB32, Width, Width)
C = Cairo::Context.new(Surface)

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# Gem 'rubysdl' に付属しているサンプルを modify したものです
require 'sdl'

class Object
  def deep_clone
    Marshal::load(Marshal.dump(self))
  end
end

class Pattern

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parameters = [:factorial]
args = [[:lambda, [:n], [:if, [:<, :n, 1], 1, [:*, :n, [:factorial, [:-, :n, 1]]]]]]
body = [:factorial, 4]

ext_env = [{:factorial=>:dummy},
 {:+  =>[:prim, #<Proc:0x000055a6a4665a80@μSchemeR1.rb:24 (lambda)>],
  :-  =>[:prim, #<Proc:0x000055a6a4665a30@μSchemeR1.rb:25 (lambda)>],
  :*  =>[:prim, #<Proc:0x000055a6a46659e0@μSchemeR1.rb:26 (lambda)>],
  :/  =>[:prim, #<Proc:0x000055a6a4665990@μSchemeR1.rb:27 (lambda)>],
  :>  =>[:prim, #<Proc:0x000055a6a4665940@μSchemeR1.rb:28 (lambda)>],

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require 'gtk2'

class GUI < Gtk::Window
  Meth = [:wanwan, :nya]
  
  def initialize(&bk)
    super("GUI")
    set_width_request(200)
    
    box = Gtk::VBox.new

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class CubeMaze
  class Wall
    def initialize(x, y, h, ob)
      @wall = Array.new(h + 1) {Array.new(y) {Array.new(x, 1)}}
      @x, @y = x, y
      @cube = ob
    end
    attr_reader :wall
    
    def break(num, n)

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require 'oekaki'

Oekaki.app width: 500, height: 500 do
  draw { clear(color(0x1694, 0x3447, 0x8d60)) }
  
  t = Oekaki::Turtle.new
  t.color(0xfe5f, 0xaa9a, 0x212a)
  ln = 10
  
  e = Enumerator.new do |y|

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def prime_table(n)
  return []  if n < 2
  return [2] if n == 2
  table = [2, 3]
  i, step = 5, 2
  while i <= n
    guard = Math.sqrt(i).to_i
    table.each do |prime|
      break if (i % prime).zero?
      if prime > guard

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deck = nil    #カードの山


shuffle = lambda do
  print "カードをシャッフルします\n\n"
  deck = 4.times.flat_map {|i| (1..13).map {|j| i * 100 + j} }.shuffle
end


# 一回の勝負

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require 'fileutils'

class String
  def cut
    /.+tomoki\/(.+)$/.match(self)[1]
  end
end

def get_file_names(f)
  dirs = Dir.glob("*")

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class LifeGame
  W, H = 124, 38
  def initialize(n)
    @field = new_field
    scatter(n)
  end
  
  def set_cell(x, y)
    @field[y + 1][x + 1] = 1
  end