diff --git a/hello.md b/hello.md
index c5e31d8..e928e9a 100644
--- a/hello.md
+++ b/hello.md
@@ -1,3 +1,5 @@
+````
+//输入n个学生的m门课成绩
 void ReadScore(STU stu[], int n, int m)
 {
 	int i, j;
@@ -10,4 +12,5 @@ void ReadScore(STU stu[], int n, int m)
     }
 
     /* ----------- end ----------- */
-}
\ No newline at end of file
+}
+````
\ No newline at end of file