--- stem-hr.pl	2005/02/25 23:14:44	1
+++ stem-hr.pl	2005/02/26 00:37:18	4
@@ -18,16 +18,14 @@
 # - uzvici
 #
 
-sub rm_a {
-	s/a//g;
-}
+use strict;
 
 sub kgh {
 	my ($pre,$replace,$post) = @_;
 	$replace =~ s/[cè]/k/g;
 	$replace =~ s/[z¾]/g/g;
 	$replace =~ s/[s¹]/h/g;
-	return $pre . $replace . $post . "\tkgh";
+	return $pre . $replace . $post;
 }
 
 # samoglasnici
@@ -35,8 +33,19 @@
 # suglasnici
 my $su = '[^aeiou]';
 
+my %rules;
+my %stem_words;
+my $words = 0;
+my $stems = 0;
+
 while(<>) {
 	chomp;
+	if (/^$/) {
+		print "\n";
+		next;
+	}
+
+	$words++;
 
 	my $orig = $_;
 
@@ -44,21 +53,37 @@
 	# vrsta a
 
 	unless (
+		# kgh
+		s/(${sa})([è¾¹czs])(i|e|ima)$/kgh($1,$2,' 1')/gex ||
+		s/(${sa}[kgh])(a|u|om)$/$1 2/g ||
+		s/(${su})([è¾¹czs])(i|e|ima)$/kgh($1,"a$2",' 3')/gex ||
 		# nepostojano a
-		s/(${su}a{$su})a/$1 1/g ||
-		s/(${su})(${su})(a|u|i|e|om|ima)$/$1a$2\t3/g
+		s/(${su}a{$su})a/$1 4/g ||
+		s/(${su})(${su})(a|u|i|e|om|ima)$/$1a$2 5/g
 	) {
-		# kgh
-		s/(${su}${sa})([è¾¹czs])(i|e|ima)$/kgh($1,$2,'')/gex;
-#		s/${su}${sa}[c](i|ima) 4//g;
-		s/(${su}${sa}[kgh])(a|u|om)\t5/$1/g;
 
 		# mno¾ina
-		s/(${su})(ov|ev)*(i|a|ima|e|in|ina)$/$1\t6/g;
+		s/(${su})(ov|ev)*(i|a|ima|e|in|ina)$/$1 6/g;
 		# jednina
-		s/(o|e|a|u|om|em)$/\t7/g;
+		s/(o|e|a|u|om|em)$/ 7/g;
 	}
 
+	if (s/^(.+)\s(\d+)$/$1\t$2/g) {
+		$rules{$2}++;
+		$stems++;
+		$stem_words{$1}++;
+	}
 
 	printf("%-15s %s\n",$orig,$_);
+
+}
+my $nr_stems = keys(%stem_words);
+printf "\n# %d words, %d stems in %d ops, %.2f%% size\n",$words,$nr_stems,$stems,($nr_stems*100/$words);
+
+foreach my $s (keys %stem_words) {
+	print "#stem $stem_words{$s} $s\n";
+}
+
+foreach my $r (keys %rules) {
+	print "#rule $rules{$r} $r\n";
 }