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bottles_lib_5.rb
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| class Bottles | |
| # ... verse() method not shown for brevity ... | |
| def verses(upper_bound, lower_bound) | |
| upper_bound | |
| .downto(lower_bound) | |
| .collect {|verse_number| verse(verse_number)} | |
| .join("\n") | |
| end | |
| end |
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