diff --git a/fake_land/LogUtils.java b/fake_land/LogUtils.java
index 831d625..006b7f8 100644
--- a/fake_land/LogUtils.java
+++ b/fake_land/LogUtils.java
@@ -7,7 +7,9 @@
 /**
  * Description : 日子工具类
  * Author : Jun
+ *some chnages for study
  */
+ 
 public class LogUtils {
     public static final boolean DEBUG = true;