From c178d494fb4ee3491e65a8e7c6fb2875a106f281 Mon Sep 17 00:00:00 2001
From: zeekling <lingzhaohui@zeekling.cn>
Date: Wed, 3 Nov 2021 21:13:46 +0800
Subject: [PATCH] add floaterr.c

---
 chapter3/floaterr.c | 11 +++++++++++
 1 file changed, 11 insertions(+)
 create mode 100644 chapter3/floaterr.c

diff --git a/chapter3/floaterr.c b/chapter3/floaterr.c
new file mode 100644
index 0000000..877b231
--- /dev/null
+++ b/chapter3/floaterr.c
@@ -0,0 +1,11 @@
+#include <stdio.h>
+
+int main()
+{
+	float a, b;
+	b = 2.0e20 + 1.0;
+	a = b - 2.0e20;
+	printf("a = %f\n", a);
+
+	return 0;
+}