1 files changed, 25 insertions, 0 deletions
diff --git a/linked_list.h b/linked_list.h
new file mode 100644
index 0000000..fcea7a0
--- /dev/null
+++ b/linked_list.h
@@ -0,0 +1,25 @@
+#ifndef _LINKED_LIST_H
+#define _LINKED_LIST_H
+
+typedef struct Node
+{
+	int x, y;
+	struct Node *next, *prev;
+} Node;
+
+typedef struct LinkedList
+{
+	Node* head, *tail;
+} LinkedList;
+
+Node *initialise_node(void);
+void free_node(Node *);
+LinkedList *initialise_linked_list(void);
+void free_linked_list(LinkedList *);
+void append_linked_list(LinkedList *, int, int);
+void remove_tail_linked_list(LinkedList *);
+void print_linked_list(LinkedList *, void (*)(void *));
+
+
+#endif
+