diff --git a/cuidai.txt b/cuidai.txt
index c3db441..fbe0965 100644
--- a/cuidai.txt
+++ b/cuidai.txt
@@ -8,4 +8,5 @@
 - 了解单元测试的基本概念
 - 在VS2019平台下熟练掌握单元测试
 
-000000000000000000000000000
\ No newline at end of file
+000000000000000000000000000
+111111111111111111111111111
\ No newline at end of file