diff --git a/notes/57.1 和为 S 的两个数字.md b/notes/57.1 和为 S 的两个数字.md
index 2f82aac4..ddf7fedc 100644
--- a/notes/57.1 和为 S 的两个数字.md	
+++ b/notes/57.1 和为 S 的两个数字.md	
@@ -2,7 +2,7 @@
 
 ## 题目链接
 
-[牛客网](https://www.nowcoder.com/practice/390da4f7a00f44bea7c2f3d19491311b?tpId=13&tqId=11195&tPage=1&rp=1&ru=/ta/coding-interviews&qru=/ta/coding-interviews/question-ranking&from=cyc_github)
+[Leetcode](https://leetcode.cn/problems/he-wei-sde-liang-ge-shu-zi-lcof/)
 
 ## 题目描述
 
@@ -17,17 +17,17 @@
 - 如果 sum \< target，移动较小的元素，使 sum 变大一些。
 
 ```java
-public ArrayList<Integer> FindNumbersWithSum(int[] nums, int target) {
-    int i = 0, j = nums.length - 1;
+public int[] twoSum(int[] price, int target) {
+    int i = 0, j = price.length - 1;
     while (i < j) {
-        int cur = nums[i] + nums[j];
+        int cur = price[i] + price[j];
         if (cur == target)
-            return new ArrayList<>(Arrays.asList(nums[i], nums[j]));
+            return new int[] {price[i], price[j]};
         if (cur < target)
             i++;
         else
             j--;
     }
-    return new ArrayList<>();
+    return new int[0];
 }
 ```