@@ -1,4 +1,5 @@

 #include <ctype.h>

+#include <string.h>

 static int is_subset(const char *needle, const char *haystack){

 	while(*needle){

@@ -11,8 +12,13 @@ static int is_subset(const char *needle, const char *haystack){

 }

 double match(const char *needle, const char *haystack){

-	if(!is_subset(needle, haystack)){

+	if(!*needle){

+		return 1.0;

+	}else if(!is_subset(needle, haystack)){

 		return 0.0;

+	}else if(!strcasecmp(needle, haystack)){

+		return 1.0;

+	}else{

+		return 0.9;

 	}

-	return 1.0;

 }