diff --git a/HelloWorld.java b/HelloWorld.java
new file mode 100644
index 0000000..c6e5bc8
--- /dev/null
+++ b/HelloWorld.java
@@ -0,0 +1 @@
+啊啊
diff --git a/README.md b/README.md
index f9afb2f..795412c 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,3 @@
 testMembership
 ==============
+新消息