From cff801eb6aa43102b7e50d566b2fb168d972bd74 Mon Sep 17 00:00:00 2001
From: root <root@localhost.localdomain>
Date: Thu, 12 Mar 2020 12:10:45 +0900
Subject: [PATCH] heap.h modify

---
 Heap/heap.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Heap/heap.h b/Heap/heap.h
index 7e7b395..ce1e01a 100644
--- a/Heap/heap.h
+++ b/Heap/heap.h
@@ -1,3 +1,5 @@
+#ifndef _HEAP_H_
+#define _HEAP_H_
 #include <stdio.h>
 
 #define MAX_ELEMENT 200
@@ -16,3 +18,5 @@ void init(HeapType* pH);
 element delete_max_heap(HeapType *pH);
 
 void insert_max_heap(HeapType* h, element item);
+
+#endif
-- 
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