diff --git a/cv6/a_station.c b/cv6/a_station.c
index afe4ffa..dc6eb1b 100644
--- a/cv6/a_station.c
+++ b/cv6/a_station.c
@@ -27,13 +27,13 @@ void destroy_station(struct station* station){
 }
 
 int select_track(struct station* station, const char* target){
-    unsigned long hash=0;
-    
-     for(int i=0;target[i]!='\0';i++){
-         hash= target[i] + (hash << 6) + (hash <<16)-hash;
-     }
-    hash = hash%station->track_count;
-    return hash;
+   unsigned long hash = 0;
+        int c;
+        unsigned char *str;
+        while (c = *str++)
+            hash = ((hash << 5) + hash) + c; /* hash * 33 + c */
+
+        return hash;
   /*  int i,len;
 for(hash = i = 0; i <'\0' ; ++i)
     {