diff --git a/notes/35. 复杂链表的复制.md b/notes/35. 复杂链表的复制.md
index 68be25bb..4e24d6fa 100644
--- a/notes/35. 复杂链表的复制.md
+++ b/notes/35. 复杂链表的复制.md
@@ -20,21 +20,21 @@ class Node {
}
```
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## 解题思路
第一步，在每个节点的后面插入复制的节点。
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第二步，对复制节点的 random 链接进行赋值。
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第三步，拆分。
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+
```java
public Node copyRandomList(Node head) {
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