From b392c57c4af46ec32d4797983d353a84c6846e98 Mon Sep 17 00:00:00 2001
From: Mikkel Thestrup <mithe24@student.sdu.dk>
Date: Thu, 11 Dec 2025 23:59:40 +0100
Subject: Should just allocate this array on the stack

---
 src/cycle_detection.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/src/cycle_detection.c b/src/cycle_detection.c
index 6f6c9af..4bbf62b 100644
--- a/src/cycle_detection.c
+++ b/src/cycle_detection.c
@@ -3,29 +3,21 @@
 #include "linked_list.h"
 #include "vector.h"
 #include <stdio.h>
-#include <stdlib.h>
 #include <stdint.h>
 
 void cycle_detection(Graph *g) {
     int n = g->num_vertices;
-    int *indegree = calloc(n, sizeof(int));
-    if (!indegree) {
-        fprintf(stderr, "Memory allocation failed: could not create list.\n");
-        free(indegree);
-        return;
-    }
+    int indegree[n];
 
     LinkedList *queue = linked_list_new();
     if (!queue) {
         fprintf(stderr, "Memory allocation failed: could not create queue.\n");
-        free(indegree);
         return;
     }
 
     Vector *list = vector_new();
     if (!list) {
         fprintf(stderr, "Memory allocation failed: could not create vector.\n");
-        free(indegree);
         linked_list_delete(queue);
         return;
     }
@@ -74,5 +66,4 @@ void cycle_detection(Graph *g) {
 
     linked_list_delete(queue);
     vector_delete(list);
-    free(indegree);
 }
-- 
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