opsoiewjoiwerewr

cv9/snake.c

@@ -13,26 +13,22 @@ struct snake* add_snake(struct snake* snake,int x,int y){
 }
 
 struct snake* remove_snake(struct snake* snake){
-    if (snake == NULL) {
+ 
+    if (snake == NULL || snake->next == NULL) {
         return NULL;
     }
 
-    struct snake* nova_hlavicka = snake->next;
-
-    free(snake);
-
-    if (nova_hlavicka == NULL) {
-        return NULL;
+    struct snake* prev = NULL;
+    struct snake* current = snake;
+    while (current->next != NULL) {
+        prev = current;
+        current = current->next;
     }
 
-    struct snake* chvost = nova_hlavicka;
-    while (chvost->next != NULL) {
-        chvost = chvost->next;
-    }
+    free(current);
+    prev->next = NULL;
  
-    chvost->next = NULL;
-
-    return nova_hlavicka;
+    return snake;
 }
 
 void free_snake(struct snake* sn){