Class: Array

Inherits:
Object
  • Object
show all
Defined in:
lib/palindrome_primer.rb

Instance Method Summary collapse

Instance Method Details

#palindrome_primer ⇒ Object 



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# File 'lib/palindrome_primer.rb', line 2

def palindrome_primer
    a = lazy.select { |num| (num.to_s == num.to_s.reverse && (2..Math.sqrt(num)).none? { |i| (num % i).zero? } ) }
    a.first(a.count)
end