=pod =for advent_year 2009 =for advent_day 25 =for advent_title Finding the perfect tree topper =for advent_author Jerrad Pierce Santa is nothing if not fair, and insists that the games he gives out be fair too. To that end he employs M to evaluate board game configurations, and for quality control of pre-press editions of the word searches in puzzle books. It also comes in quite handy for parsing concrete poems. =begin pre There are 25 stars. 64=> 1, 3=> 0 = STAR 75=> 1, 3=> 0 = STAR 2=> 1, 7=> 0 = STAR 13=> 1, 7=> 0 = STAR 41=> 1, 8=> 0 = STAR 52=> 1, 8=> 0 = STAR 17=> 1, 18=> 0 = STAR 28=> 1, 18=> 0 = STAR 58=> 1, 21=> 0 = STAR 69=> 1, 21=> 0 = STAR 12=>-1, 10=>-1 = STAR 27=>-1, 21=>-1 = STAR 51=>-1, 11=>-1 = STAR 68=>-1, 24=>-1 = STAR 74=>-1, 6=>-1 = STAR 6=> 1, 10=>-1 = STAR 21=> 1, 21=>-1 = STAR 45=> 1, 11=>-1 = STAR 68=> 1, 6=>-1 = STAR 62=> 1, 24=>-1 = STAR 9=> 0, 4=> 1 = STAR 24=> 0, 15=> 1 = STAR 48=> 0, 5=> 1 = STAR 65=> 0, 18=> 1 = STAR 71=> 0, 0=> 1 = STAR =end pre =sourcedcode mod25.pl =cut