diff --git a/problems/kamacoder/第一题.md b/problems/kamacoder/0163.优秀数组.md
similarity index 97%
rename from problems/kamacoder/第一题.md
rename to problems/kamacoder/0163.优秀数组.md
index 98929684..4967f907 100644
--- a/problems/kamacoder/第一题.md
+++ b/problems/kamacoder/0163.优秀数组.md
@@ -1,4 +1,7 @@
 
+# 优秀数组 
+
+[题目链接](https://kamacoder.com/problempage.php?pid=1241)
 
 ## 解题思路
 
diff --git a/problems/kamacoder/第二题.md b/problems/kamacoder/0164.升序数组.md
similarity index 96%
rename from problems/kamacoder/第二题.md
rename to problems/kamacoder/0164.升序数组.md
index addbcf44..2a35b715 100644
--- a/problems/kamacoder/第二题.md
+++ b/problems/kamacoder/0164.升序数组.md
@@ -1,3 +1,6 @@
+# 升序数组 
+
+[题目链接](https://kamacoder.com/problempage.php?pid=1241)
 
 ## 解题思路 
 
diff --git a/problems/kamacoder/第三题.md b/problems/kamacoder/0165.最大字典序无重复串.md
similarity index 95%
rename from problems/kamacoder/第三题.md
rename to problems/kamacoder/0165.最大字典序无重复串.md
index 976e617a..c7be98d2 100644
--- a/problems/kamacoder/第三题.md
+++ b/problems/kamacoder/0165.最大字典序无重复串.md
@@ -1,4 +1,10 @@
 
+# 最大字典序无重复串 
+
+[题目链接](https://kamacoder.com/problempage.php?pid=1243)
+
+
+## 解题思路
 
 贪心思路