From 3b2373d35f1f551826b473d019fa1f1e58966f79 Mon Sep 17 00:00:00 2001
From: buptz2b <155848478+buptz2b@users.noreply.github.com>
Date: Tue, 4 Feb 2025 22:00:18 +0800
Subject: [PATCH] =?UTF-8?q?Update=200001.=E4=B8=A4=E6=95=B0=E4=B9=8B?=
 =?UTF-8?q?=E5=92=8C.md?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 problems/0001.两数之和.md | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/problems/0001.两数之和.md b/problems/0001.两数之和.md
index e982ae12..3c92e4df 100644
--- a/problems/0001.两数之和.md
+++ b/problems/0001.两数之和.md
@@ -287,17 +287,16 @@ func twoSum(nums []int, target int) []int {
 ```
 
 ```go
-// 使用map方式解题，降低时间复杂度
 func twoSum(nums []int, target int) []int {
     m := make(map[int]int)
-    for index, val := range nums {
-        if preIndex, ok := m[target-val]; ok {
-            return []int{preIndex, index}
-        } else {
-            m[val] = index
+    for i, num := range nums {
+        complement := target - num
+        if index, found := m[complement]; found {
+            return []int{index, i}
         }
+        m[num] = i
     }
-    return []int{}
+    return nil  // 返回空数组 nil 代替空切片
 }
 ```