file1 = File.open('file1.txt').to_a
file2 = File.open('file2.txt').to_a
new_words = []

file1.map! do |line|
	line.strip!
end

file2.each do |line|
	login = line.split(';')[0].strip
	if file1.index(login.md5).nil? then
		new_words << line
	end
end

f = File.open('file3.txt', 'a')
f.write new_words.join.strip
f.close