From 74819d23befe6344eb2ad0c3efbfe727bebb4100 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EC=9D=B4=EC=9E=A5=EC=9B=90?= <wkddnjs3268@ajou.ac.kr>
Date: Thu, 6 Aug 2020 16:40:28 +0900
Subject: [PATCH] 8.5

---
 8.5/three_files/func.c | 11 +++++++++++
 8.5/three_files/func.h |  3 +++
 8.5/three_files/main.c | 18 ++++++++++++++++++
 3 files changed, 32 insertions(+)
 create mode 100644 8.5/three_files/func.c
 create mode 100644 8.5/three_files/func.h
 create mode 100644 8.5/three_files/main.c

diff --git a/8.5/three_files/func.c b/8.5/three_files/func.c
new file mode 100644
index 0000000..8f2a8a6
--- /dev/null
+++ b/8.5/three_files/func.c
@@ -0,0 +1,11 @@
+#include "func.h"
+
+int func1(int a)
+{
+	return (a * 10);
+}
+
+int func2(int a)
+{
+	return (a * 2);
+}
\ No newline at end of file
diff --git a/8.5/three_files/func.h b/8.5/three_files/func.h
new file mode 100644
index 0000000..0aa7479
--- /dev/null
+++ b/8.5/three_files/func.h
@@ -0,0 +1,3 @@
+#pragma once
+#define DF(a) ((a)*(a))
+extern int func1(int x);
\ No newline at end of file
diff --git a/8.5/three_files/main.c b/8.5/three_files/main.c
new file mode 100644
index 0000000..2f2c882
--- /dev/null
+++ b/8.5/three_files/main.c
@@ -0,0 +1,18 @@
+#include <stdio.h>
+#include "func.h"
+
+int func_name_or_id()
+{
+#ifdef PRINT_ID
+	printf("201920756");
+	return 0;
+#else
+	printf("�����");
+	return 1;
+#endif
+}
+
+int main()
+{
+	func_name_or_id();
+}
-- 
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