From c460a26850eca5ded047d0eb0d183b861087aa53 Mon Sep 17 00:00:00 2001
From: standenboy <standenboy@seacrossedlovers.xyz>
Date: Tue, 30 Apr 2024 14:22:45 +0100
Subject: write up update

---
 comp/lucas-standen-NEA/code/ads/ll/ll.c | 57 +++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 comp/lucas-standen-NEA/code/ads/ll/ll.c

(limited to 'comp/lucas-standen-NEA/code/ads/ll/ll.c')

diff --git a/comp/lucas-standen-NEA/code/ads/ll/ll.c b/comp/lucas-standen-NEA/code/ads/ll/ll.c
new file mode 100644
index 0000000..ba0a0df
--- /dev/null
+++ b/comp/lucas-standen-NEA/code/ads/ll/ll.c
@@ -0,0 +1,57 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+typedef struct ll_t ll_t;
+
+typedef struct ll_t {
+	void *data;
+	ll_t *next;
+} ll_t;
+
+ll_t *llalloc(){
+	ll_t *output = malloc(sizeof(ll_t));
+	if (output == NULL)
+		return NULL;
+	output->next = NULL;
+	return output;
+}
+
+void llsetdata(ll_t *node, void *data){
+	node->data = malloc(sizeof(data));
+	memcpy(node->data, data, sizeof(data));
+}
+
+void llsetnext(ll_t *node, ll_t *next){
+	if (node->next == NULL)
+		node->next = next;
+	else
+		llsetnext(node->next, next);
+}
+
+void *llgetat(ll_t *head, int index){
+	if (index == 0)
+		return head->data;
+	else {
+		if (head->next != NULL)  {
+			return llgetat(head->next, index - 1);
+		}else {
+			return NULL;
+		}
+	}
+}
+
+ll_t *llgetendnode(ll_t *head){
+	if (head->next == NULL)
+		return head;
+	else 
+		return llgetendnode(head->next);
+}
+
+void llfreeall(ll_t *head){
+	if (head->next != NULL)
+		llfreeall(head->next);
+	free(head->data);
+	free(head);
+}
+
-- 
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