From c1baa76ee589ab8158a9f1fb3173149cebe1dd1b Mon Sep 17 00:00:00 2001
From: leiyu3 <s444814187@gmail.com>
Date: Thu, 22 Sep 2022 09:57:32 -0400
Subject: add header file

---
 vector.h | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 vector.h

diff --git a/vector.h b/vector.h
new file mode 100644
index 0000000..078d56b
--- /dev/null
+++ b/vector.h
@@ -0,0 +1,25 @@
+#ifndef __VECTOR_H__
+#define __VECTOR_H__
+
+typedef struct {
+    int *arr;
+    int max_size;
+    int cur_size;
+} vector_t;
+
+vector_t vector_init(int size);
+int size(vector_t vec);
+int capacity(vector_t vec);
+int is_empty(vector_t vec);
+int is_full(vector_t vec);
+int at(vector_t vec, int index);
+void push(vector_t *vec, int value);
+void insert(vector_t *vec, int index, int val);
+void delete_vec(vector_t *vec, int index);
+void remove_val(vector_t *vec, int value);
+void prepend(vector_t *vec, int value);
+int pop(vector_t *vec);
+void print_vec(vector_t vec);
+void destroy_vec(vector_t *vec);
+
+#endif
-- 
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