See: The Underhanded C Contest. http://underhanded-c.org/ http://underhanded-c.org/ The whole point is to write C that appears on the level at first, but actu

See: The Underhanded C Contest. http://underhanded-c.org/ http://underhanded-c.org/ The whole point is to write C that appears on the level at first, but actually has a subtle exploitable flaw. The flaw is supposed to appear like a simple mistake for plausible deniability. Some of the winning responses are very devious.