add floaterr.c

2021-11-03 21:13:46 +08:00 · 2021-11-03 21:13:46 +08:00 · c178d494fb
commit c178d494fb
parent 44f1bfc5b4
1 changed files with 11 additions and 0 deletions
--- a/chapter3/floaterr.c
+++ 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;
+}