diff --git a/README.md b/README.md
index f01c9dd..b153d95 100644
--- a/README.md
+++ b/README.md
@@ -108,4 +108,17 @@ Delete Book
 Which book you wanna delelet?
 Enter book ID: 5
 Not found
+```
+### C8:排序书籍
+选择菜单命令：8  提示排序书籍并排序所有书籍，若没有书，提示Book data empty Sort success，若有书提示Sort success.
+```
+Book data empty
+*****************************
+Sort success
+```
+```
+Sort Books
+
+*****************************
+Sort success
 ```
\ No newline at end of file