From b6fe9fc6a4f31d4fa0ddad7fdfd3324cd1c88d3e Mon Sep 17 00:00:00 2001
From: verdant <i@glowisle.me>
Date: Sun, 24 May 2026 13:55:39 +0800
Subject: Initial commit

---
 stack.h | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 stack.h

(limited to 'stack.h')

diff --git a/stack.h b/stack.h
new file mode 100644
index 0000000..7755d42
--- /dev/null
+++ b/stack.h
@@ -0,0 +1,21 @@
+#define STACK_H
+#ifdef STACK_H
+#include <stdbool.h>
+#include <stdlib.h>
+
+typedef struct stack {
+    void* *data;
+    int top;
+    size_t capacity;
+} stack;
+
+
+stack* new_stack(size_t size);
+
+void* peek(stack *s);
+void* pop(stack *s);
+void* push(stack* s, void* data);
+bool stack_is_empty(stack *s);
+void free_stack(stack *s);
+
+#endif
-- 
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