X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=07.pl;h=d41536ae8c095f94b250bd4880e712488a014051;hb=f6ace85fa7641c1a3195366889139969fb038f2c;hp=c304d7cbc3a91a1bcdf5fd302f5bc43485a2fc08;hpb=be9f3664c99486bc2362d50fcd6c6c956ded4d3d;p=aoc2021.git

diff --git a/07.pl b/07.pl
index c304d7c..d41536a 100755
--- a/07.pl
+++ b/07.pl
@@ -2,23 +2,17 @@
 
 use v5.16;
 
-my @drawn = split/[,\s]/, scalar <>;
-scalar <>;
-
 $/ = "\n\n";
 
+my @drawn = split/[,\s]/, <>;
 my @boards = <>;
 
-say $boards[0];
-
 for my $d (@drawn) {
 	for my $board (@boards) {
 		$board =~ s/\b$d\b/' ' x length $d/e;
-		if ($board =~ /              /
-			|| $board =~ /\s{3}.{12}\s{3}.{12}\s{3}.{12}\s{3}.{12}\s{3}/xms) {
-			say $board;
+		if ($board =~ / {14}/
+			|| $board =~ /\s{3}(?:.{12}\s{3}){4}/xms) {
 			$board =~ s/(?<=\d)\s+(?=\d)/+/gxms;
-			say "$board";
 			say eval "$d*($board)";
 			exit;
 		}