def find_palindromes(input)
    big_string = input.sub(' ', '')

    i = 0
    palindromes = []

    input.length.times do |i|]
        p = extract_palindrome(big_string, i)
        palindromes << p unless(p.length == 1)
    end
end

def extract_palindrome(big_string, start, i = 1, palindrome = "")
    if(big_string.length % 2 == 0)
      if(i == 1 and (big_string[start] == big_string[start + i]))
        palindrome += (big_string[start] * 2)
        increment = 1
      end
    else
      palindrome += big_string[start] if(i == 1)
      increment = 0
    end

    if(big_string[-(start +  i)] == big_string[(start + (i + increment))])
        palindrome = big_string[start - i] + palindrome
        palindrome += big_string[start + (i + increment)]

        extract_palindrome(big_string, (start + 1), (i + 1), palindrome)
    else
        return palindrome
    end
end