On 16 mai, 17:24, Matthew Moss <matthew.m... / gmail.com> wrote: > For your task this week, I ask that you make your own signature such that > displays your email address when run through the Ruby interpreter. The > signature must fit within four lines of no more than 80 characters per line. > (If you still want to avoid outputting an email address, your script may > produce something else: a phone number, a funny quote, vCard, a poem to your > love, whatever...) Hi, Here is my solution (I know, it's too late, right ?) : "ERoPHFwYCxUTGyIeHxQLFVwWDRQ= \n".unpack("m*").shift.unpack("C*").zip(("ruby"*5).unpack("C*")).map{| a| a[0] ^ a[1] }.pack("C*") Come