Class: Array
- Inherits:
-
Object
- Object
- Array
- Defined in:
- lib/sudokude.rb
Instance Method Summary collapse
Instance Method Details
#has_naked_multiple?(item) ⇒ Boolean
16 17 18 |
# File 'lib/sudokude.rb', line 16 def has_naked_multiple?(item) self.select { |e| (e - item).empty? }.size == item.size end |