From b02a1c44f25823e0a09985c277f7cb41a543b2b7 Mon Sep 17 00:00:00 2001
From: NevS <1173325467@qq.com>
Date: Thu, 27 May 2021 00:13:54 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=200024.=E4=B8=A4=E4=B8=A4?=
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---
 problems/0024.两两交换链表中的节点.md | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/problems/0024.两两交换链表中的节点.md b/problems/0024.两两交换链表中的节点.md
index 8d6a394d..643f6055 100644
--- a/problems/0024.两两交换链表中的节点.md
+++ b/problems/0024.两两交换链表中的节点.md
@@ -153,6 +153,19 @@ func swapPairs(head *ListNode) *ListNode {
 }
 ```
 
+```go
+// 递归版本
+func swapPairs(head *ListNode) *ListNode {
+    if head == nil || head.Next == nil {
+        return head
+    }
+    next := head.Next
+    head.Next = swapPairs(next.Next)
+    next.Next = head
+    return next
+}
+```
+
 Javascript:
 ```javascript
 var swapPairs = function (head) {