2019-11-02 12:07:41 +08:00
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# 18.2 删除链表中重复的结点
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[NowCoder](https://www.nowcoder.com/practice/fc533c45b73a41b0b44ccba763f866ef?tpId=13&tqId=11209&tPage=1&rp=1&ru=/ta/coding-interviews&qru=/ta/coding-interviews/question-ranking&from=cyc_github)
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## 题目描述
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2019-12-06 10:11:23 +08:00
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<div align="center"> <img src="https://cs-notes-1256109796.cos.ap-guangzhou.myqcloud.com/17e301df-52e8-4886-b593-841a16d13e44.png" width="450"/> </div><br>
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2019-11-02 12:07:41 +08:00
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## 解题描述
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```java
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public ListNode deleteDuplication(ListNode pHead) {
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if (pHead == null || pHead.next == null)
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return pHead;
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ListNode next = pHead.next;
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if (pHead.val == next.val) {
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while (next != null && pHead.val == next.val)
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next = next.next;
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return deleteDuplication(next);
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} else {
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pHead.next = deleteDuplication(pHead.next);
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return pHead;
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}
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}
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```
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