diff --git a/aaa b/aaa
new file mode 100644
index 0000000..5050b9c
--- /dev/null
+++ b/aaa
@@ -0,0 +1 @@
+aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
\ No newline at end of file
diff --git a/shunan zhao b/shunan zhao
deleted file mode 100644
index 43884e6..0000000
--- a/shunan zhao	
+++ /dev/null
@@ -1,3 +0,0 @@
-hi，this is a test commit.hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. 
-hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. 
-hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit. hi，this is a test commit.