anchor.diff:  
   gen_rand_ip() ->
       Tuple = [integer_to_list(X) ||
  -		 X <- [random:uniform(255), random:uniform(255),
  -		       random:uniform(255), random:uniform(255)]],
  +		X <- [random:uniform(255), random:uniform(255),
  +		      random:uniform(255), random:uniform(255)]],
       string:join(Tuple, ".").
   
   
  
positive.code:     Targets = generate_targets(random:uniform(N)),
      generate_paths(N, Targets, []).
  
  
  generate_targets(N) ->
      generate_targets(N, []).
  
negative.code: -export([clear_all_mnesia_data/0,
  	 generate_targets/1,
  	 generate_paths/1,
  	 generate_paths/2,
  	 generate_visits/1,
  	 generate_visits/2,
  	 validate_meta/6,
  	 post_request/2,
  	 build_request/4,
  