diff --git a/cv9/snake.c b/cv9/snake.c
index 20d79f7..985cc10 100644
--- a/cv9/snake.c
+++ b/cv9/snake.c
@@ -18,16 +18,16 @@ struct snake* remove_snake(struct snake* snake){
         return NULL;
     }
 
-    struct snake* prev = NULL;
-    struct snake* current = snake;
-    while (current->next != NULL) {
-        prev = current;
-        current = current->next;
+    struct snake* predtym = NULL;
+    struct snake* teraz = snake;
+    while (teraz->next != NULL) {
+        predtym = teraz;
+        teraz = teraz->next;
     }
 
-    free(current);
-    prev->next = NULL;
- 
+    free(teraz);
+    predtym->next = NULL;
+
     return snake;
 }