Einstein 4: The Implies Method

implies.rb

def implies?(set_a, val_a, set_b, val_b)
  (0..4).any? do |i|
    set_a[i] == val_a &&
    set_b[i] == val_b
  end
end

# The German lives in the third house (position 2)
nationalities = [:swedish, :british,   :german, :norwegian,   :danish]
# The third house' occupant smokes Prince (position 2)
cigars        = [:blends,  :pall_mall, :prince, :bluemasters, :dunhill]



implies?(nationalities , :german, cigars, :prince)
# => true