diff --git a/cv4/list_ops.c b/cv4/list_ops.c
index 4bf4a64..5bf3323 100644
--- a/cv4/list_ops.c
+++ b/cv4/list_ops.c
@@ -52,10 +52,9 @@ list_t *filter_list(list_t *list, bool (*filter)(list_element_t)) {
     list_t *filtered = malloc(sizeof(list_t) + filteredLength * sizeof(list_element_t));
     if (filtered != NULL) {
         filtered->length = filteredLength;
-        size_t j = 0;
         for (size_t i = 0; i < list->length; ++i) {
             if (filter(list->elements[i])) {
-                filtered->elements[j++] = list->elements[i];
+                filtered->elements[i] = list->elements[i];
             }
         }
     }
diff --git a/cv5/program.c b/cv5/program.c
index 4f791d9..80f59b7 100644
--- a/cv5/program.c
+++ b/cv5/program.c
@@ -3,3 +3,9 @@ int main() {
     return 0;
 }
 
+#define SIZE 100
+
+struct student {
+    char name[SIZE];
+    int votes;
+};