開発環境
- OS X Lion - Apple(OS)
- TextWrangler(Text Editor) (BBEditの機能制限無料版、light版)
- Script言語:Ruby
『初めてのプログラミング 第2版』(Chris Pine 著、長尾 高弘 訳、オライリー・ジャパン、2010年、ISBN978-4-87311-469-9)の7章(フロー制御), 7.5(練習問題)「壁にビールが99本」を解いてみる。
その他参考書籍
- 『プログラミング言語 Ruby』David Flanagan, まつもと ゆきひろ 著 、卜部 昌平 監訳、長尾 高弘 訳、オライリー・ジャパン、2009年、ISBN978-4-87311-394-4)
「壁にビールが99本」
コード(TextWrangler)
#!/usr/bin/env ruby
#encoding: utf-8
n = 99
while 1
puts "#{n} bottles of beer on the wall, #{n} bottles of beer!"
n -= 1
break if n == 1
puts "Take one down, pass it around, #{n} bottles of beer on the wall!"
end
puts "Take one down, pass it around, #{n} bottle of beer on the waall!"
puts "#{n} bottle of beer on the wall, #{n} bottle of beer!"
puts "Take one down, pass it around, no more bottles of beer on the wall!"
入出力結果(Terminal)
$ ./ruby_program.rb 99 bottles of beer on the wall, 99 bottles of beer! Take one down, pass it around, 98 bottles of beer on the wall! 98 bottles of beer on the wall, 98 bottles of beer! Take one down, pass it around, 97 bottles of beer on the wall! 97 bottles of beer on the wall, 97 bottles of beer! Take one down, pass it around, 96 bottles of beer on the wall! 96 bottles of beer on the wall, 96 bottles of beer! Take one down, pass it around, 95 bottles of beer on the wall! 95 bottles of beer on the wall, 95 bottles of beer! Take one down, pass it around, 94 bottles of beer on the wall! 94 bottles of beer on the wall, 94 bottles of beer! Take one down, pass it around, 93 bottles of beer on the wall! 93 bottles of beer on the wall, 93 bottles of beer! Take one down, pass it around, 92 bottles of beer on the wall! 92 bottles of beer on the wall, 92 bottles of beer! Take one down, pass it around, 91 bottles of beer on the wall! 91 bottles of beer on the wall, 91 bottles of beer! Take one down, pass it around, 90 bottles of beer on the wall! 90 bottles of beer on the wall, 90 bottles of beer! Take one down, pass it around, 89 bottles of beer on the wall! 89 bottles of beer on the wall, 89 bottles of beer! Take one down, pass it around, 88 bottles of beer on the wall! 88 bottles of beer on the wall, 88 bottles of beer! Take one down, pass it around, 87 bottles of beer on the wall! 87 bottles of beer on the wall, 87 bottles of beer! Take one down, pass it around, 86 bottles of beer on the wall! 86 bottles of beer on the wall, 86 bottles of beer! Take one down, pass it around, 85 bottles of beer on the wall! 85 bottles of beer on the wall, 85 bottles of beer! Take one down, pass it around, 84 bottles of beer on the wall! 84 bottles of beer on the wall, 84 bottles of beer! Take one down, pass it around, 83 bottles of beer on the wall! 83 bottles of beer on the wall, 83 bottles of beer! Take one down, pass it around, 82 bottles of beer on the wall! 82 bottles of beer on the wall, 82 bottles of beer! Take one down, pass it around, 81 bottles of beer on the wall! 81 bottles of beer on the wall, 81 bottles of beer! Take one down, pass it around, 80 bottles of beer on the wall! 80 bottles of beer on the wall, 80 bottles of beer! Take one down, pass it around, 79 bottles of beer on the wall! 79 bottles of beer on the wall, 79 bottles of beer! Take one down, pass it around, 78 bottles of beer on the wall! 78 bottles of beer on the wall, 78 bottles of beer! Take one down, pass it around, 77 bottles of beer on the wall! 77 bottles of beer on the wall, 77 bottles of beer! Take one down, pass it around, 76 bottles of beer on the wall! 76 bottles of beer on the wall, 76 bottles of beer! Take one down, pass it around, 75 bottles of beer on the wall! 75 bottles of beer on the wall, 75 bottles of beer! Take one down, pass it around, 74 bottles of beer on the wall! 74 bottles of beer on the wall, 74 bottles of beer! Take one down, pass it around, 73 bottles of beer on the wall! 73 bottles of beer on the wall, 73 bottles of beer! Take one down, pass it around, 72 bottles of beer on the wall! 72 bottles of beer on the wall, 72 bottles of beer! Take one down, pass it around, 71 bottles of beer on the wall! 71 bottles of beer on the wall, 71 bottles of beer! Take one down, pass it around, 70 bottles of beer on the wall! 70 bottles of beer on the wall, 70 bottles of beer! Take one down, pass it around, 69 bottles of beer on the wall! 69 bottles of beer on the wall, 69 bottles of beer! Take one down, pass it around, 68 bottles of beer on the wall! 68 bottles of beer on the wall, 68 bottles of beer! Take one down, pass it around, 67 bottles of beer on the wall! 67 bottles of beer on the wall, 67 bottles of beer! Take one down, pass it around, 66 bottles of beer on the wall! 66 bottles of beer on the wall, 66 bottles of beer! Take one down, pass it around, 65 bottles of beer on the wall! 65 bottles of beer on the wall, 65 bottles of beer! Take one down, pass it around, 64 bottles of beer on the wall! 64 bottles of beer on the wall, 64 bottles of beer! Take one down, pass it around, 63 bottles of beer on the wall! 63 bottles of beer on the wall, 63 bottles of beer! Take one down, pass it around, 62 bottles of beer on the wall! 62 bottles of beer on the wall, 62 bottles of beer! Take one down, pass it around, 61 bottles of beer on the wall! 61 bottles of beer on the wall, 61 bottles of beer! Take one down, pass it around, 60 bottles of beer on the wall! 60 bottles of beer on the wall, 60 bottles of beer! Take one down, pass it around, 59 bottles of beer on the wall! 59 bottles of beer on the wall, 59 bottles of beer! Take one down, pass it around, 58 bottles of beer on the wall! 58 bottles of beer on the wall, 58 bottles of beer! Take one down, pass it around, 57 bottles of beer on the wall! 57 bottles of beer on the wall, 57 bottles of beer! Take one down, pass it around, 56 bottles of beer on the wall! 56 bottles of beer on the wall, 56 bottles of beer! Take one down, pass it around, 55 bottles of beer on the wall! 55 bottles of beer on the wall, 55 bottles of beer! Take one down, pass it around, 54 bottles of beer on the wall! 54 bottles of beer on the wall, 54 bottles of beer! Take one down, pass it around, 53 bottles of beer on the wall! 53 bottles of beer on the wall, 53 bottles of beer! Take one down, pass it around, 52 bottles of beer on the wall! 52 bottles of beer on the wall, 52 bottles of beer! Take one down, pass it around, 51 bottles of beer on the wall! 51 bottles of beer on the wall, 51 bottles of beer! Take one down, pass it around, 50 bottles of beer on the wall! 50 bottles of beer on the wall, 50 bottles of beer! Take one down, pass it around, 49 bottles of beer on the wall! 49 bottles of beer on the wall, 49 bottles of beer! Take one down, pass it around, 48 bottles of beer on the wall! 48 bottles of beer on the wall, 48 bottles of beer! Take one down, pass it around, 47 bottles of beer on the wall! 47 bottles of beer on the wall, 47 bottles of beer! Take one down, pass it around, 46 bottles of beer on the wall! 46 bottles of beer on the wall, 46 bottles of beer! Take one down, pass it around, 45 bottles of beer on the wall! 45 bottles of beer on the wall, 45 bottles of beer! Take one down, pass it around, 44 bottles of beer on the wall! 44 bottles of beer on the wall, 44 bottles of beer! Take one down, pass it around, 43 bottles of beer on the wall! 43 bottles of beer on the wall, 43 bottles of beer! Take one down, pass it around, 42 bottles of beer on the wall! 42 bottles of beer on the wall, 42 bottles of beer! Take one down, pass it around, 41 bottles of beer on the wall! 41 bottles of beer on the wall, 41 bottles of beer! Take one down, pass it around, 40 bottles of beer on the wall! 40 bottles of beer on the wall, 40 bottles of beer! Take one down, pass it around, 39 bottles of beer on the wall! 39 bottles of beer on the wall, 39 bottles of beer! Take one down, pass it around, 38 bottles of beer on the wall! 38 bottles of beer on the wall, 38 bottles of beer! Take one down, pass it around, 37 bottles of beer on the wall! 37 bottles of beer on the wall, 37 bottles of beer! Take one down, pass it around, 36 bottles of beer on the wall! 36 bottles of beer on the wall, 36 bottles of beer! Take one down, pass it around, 35 bottles of beer on the wall! 35 bottles of beer on the wall, 35 bottles of beer! Take one down, pass it around, 34 bottles of beer on the wall! 34 bottles of beer on the wall, 34 bottles of beer! Take one down, pass it around, 33 bottles of beer on the wall! 33 bottles of beer on the wall, 33 bottles of beer! Take one down, pass it around, 32 bottles of beer on the wall! 32 bottles of beer on the wall, 32 bottles of beer! Take one down, pass it around, 31 bottles of beer on the wall! 31 bottles of beer on the wall, 31 bottles of beer! Take one down, pass it around, 30 bottles of beer on the wall! 30 bottles of beer on the wall, 30 bottles of beer! Take one down, pass it around, 29 bottles of beer on the wall! 29 bottles of beer on the wall, 29 bottles of beer! Take one down, pass it around, 28 bottles of beer on the wall! 28 bottles of beer on the wall, 28 bottles of beer! Take one down, pass it around, 27 bottles of beer on the wall! 27 bottles of beer on the wall, 27 bottles of beer! Take one down, pass it around, 26 bottles of beer on the wall! 26 bottles of beer on the wall, 26 bottles of beer! Take one down, pass it around, 25 bottles of beer on the wall! 25 bottles of beer on the wall, 25 bottles of beer! Take one down, pass it around, 24 bottles of beer on the wall! 24 bottles of beer on the wall, 24 bottles of beer! Take one down, pass it around, 23 bottles of beer on the wall! 23 bottles of beer on the wall, 23 bottles of beer! Take one down, pass it around, 22 bottles of beer on the wall! 22 bottles of beer on the wall, 22 bottles of beer! Take one down, pass it around, 21 bottles of beer on the wall! 21 bottles of beer on the wall, 21 bottles of beer! Take one down, pass it around, 20 bottles of beer on the wall! 20 bottles of beer on the wall, 20 bottles of beer! Take one down, pass it around, 19 bottles of beer on the wall! 19 bottles of beer on the wall, 19 bottles of beer! Take one down, pass it around, 18 bottles of beer on the wall! 18 bottles of beer on the wall, 18 bottles of beer! Take one down, pass it around, 17 bottles of beer on the wall! 17 bottles of beer on the wall, 17 bottles of beer! Take one down, pass it around, 16 bottles of beer on the wall! 16 bottles of beer on the wall, 16 bottles of beer! Take one down, pass it around, 15 bottles of beer on the wall! 15 bottles of beer on the wall, 15 bottles of beer! Take one down, pass it around, 14 bottles of beer on the wall! 14 bottles of beer on the wall, 14 bottles of beer! Take one down, pass it around, 13 bottles of beer on the wall! 13 bottles of beer on the wall, 13 bottles of beer! Take one down, pass it around, 12 bottles of beer on the wall! 12 bottles of beer on the wall, 12 bottles of beer! Take one down, pass it around, 11 bottles of beer on the wall! 11 bottles of beer on the wall, 11 bottles of beer! Take one down, pass it around, 10 bottles of beer on the wall! 10 bottles of beer on the wall, 10 bottles of beer! Take one down, pass it around, 9 bottles of beer on the wall! 9 bottles of beer on the wall, 9 bottles of beer! Take one down, pass it around, 8 bottles of beer on the wall! 8 bottles of beer on the wall, 8 bottles of beer! Take one down, pass it around, 7 bottles of beer on the wall! 7 bottles of beer on the wall, 7 bottles of beer! Take one down, pass it around, 6 bottles of beer on the wall! 6 bottles of beer on the wall, 6 bottles of beer! Take one down, pass it around, 5 bottles of beer on the wall! 5 bottles of beer on the wall, 5 bottles of beer! Take one down, pass it around, 4 bottles of beer on the wall! 4 bottles of beer on the wall, 4 bottles of beer! Take one down, pass it around, 3 bottles of beer on the wall! 3 bottles of beer on the wall, 3 bottles of beer! Take one down, pass it around, 2 bottles of beer on the wall! 2 bottles of beer on the wall, 2 bottles of beer! Take one down, pass it around, 1 bottle of beer on the waall! 1 bottle of beer on the wall, 1 bottle of beer! Take one down, pass it around, no more bottles of beer on the wall! $
今回の周ではirb(インタラクティブRuby)も少しずつ活用してみることに。
本書を続けつつ、上記の本を入手したらそっちに切り替え。
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