diff --git a/DataStructureAndAlgorithm/13 字符串与整数集合.md b/DataStructureAndAlgorithm/13 字符串与整数集合.md
index 0a23e0a..608ff97 100644
--- a/DataStructureAndAlgorithm/13 字符串与整数集合.md	
+++ b/DataStructureAndAlgorithm/13 字符串与整数集合.md	
@@ -675,16 +675,16 @@ namespace LinearStruct
 
 **��1�������������ʵ��**
 
-����������Ϊ`$A_n=\{0,1,2,\cdots,n-1\}$` �������Ӽ�Ҳ�������ڳ���Ϊ`$n$`�������С�
+����������Ϊ$A_n=\{0,1,2,\cdots,n-1\}$�������Ӽ�Ҳ�������ڳ���Ϊ`$n$`�������С�
 
 - ȫ����`uint[] A = new uint[n];` Ԫ��ȫ����ֵ1��
 - �ռ�Ϊ��`uint[] A = new uint[n];` Ԫ��ȫ����ֵ0��
 
 ���ӣ�
 
-`$MaxRange=7$`
+$MaxRange=7$
 
-`$I=\{0,1,2,3,4,5,6,7\},A=\{0,5,7\},B=\{2,5,6\}$`
+$I=\{0,1,2,3,4,5,6,7\},A=\{0,5,7\},B=\{2,5,6\}$
 
 ![ͼ5 ��������洢��������](https://img-blog.csdnimg.cn/20201021153058228.png)
 
@@ -693,9 +693,10 @@ namespace LinearStruct
 
 ���ӣ�
 
-`$MaxRange=7$`
+$MaxRange=7$
+
+$I=\{0,1,2,3,4,5,6,7\},A=\{0,5,7\},B=\{2,5,6\}$
 
-`$I=\{0,1,2,3,4,5,6,7\},A=\{0,5,7\},B=\{2,5,6\}$`
 
 ![ͼ6 ����λ����洢��������](https://img-blog.csdnimg.cn/20201021153240372.png)